Bulletin du Muséum national d'histoire naturelle. Section A, Zoologie, biologie et écologie animales - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1989)

Bulletin du Muséum national d'histoire naturelle. Section A, Zoologie, biologie et écologie animales - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1992)

Bulletin international. Resumés des travaux présentés. Classe des sciences mathématiques, naturelles et de la médecine - Ceská akademie ved a umení. (Académie des sciences, 1919)

Bulletin - Nigerian Ornithologists' Society - Nigerian Ornithologists' Society. (Ahmadu Bello University Press, 1971)

Bulletin - Nigerian Ornithologists' Society - Nigerian Ornithologists' Society. (Ahmadu Bello University Press, 1972)

Bulletin - Nigerian Ornithologists' Society - Nigerian Ornithologists' Society. (Ahmadu Bello University Press, 1975)

Bulletin - Nigerian Ornithologists' Society - Nigerian Ornithologists' Society. (Ahmadu Bello University Press, 1976)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1995)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1996)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1997)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1998)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 1999)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2000)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2001)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2002)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2003)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2004)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2005)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2006)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2007)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2009)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2011)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2013)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2014)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2015)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2016)

Bulletin of the African Bird Club - African Bird Club. (African Bird Club, 2017)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1965)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1975)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1983)

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1908)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1958)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1980)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1988)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1892)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1910)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1911)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1913)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1926)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1927)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1928)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1929)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1933)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1934)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1955)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1959)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1963)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1967)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1969)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1973)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1978)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1980)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1982)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1984)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1986)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1988)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1989)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1991)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1994)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1997)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1999)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2001)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2003)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2006)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2008)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 1893)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1942)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1906)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1917)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1936)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1937)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1944)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1953)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2018)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1880)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1875)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1950)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1987)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1989)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1993)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1994)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1995)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1996)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1998)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 1999)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 2000)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 2001)

Bulletin / Oriental Bird Club - Oriental Bird Club. (the Club, 2003)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1980)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1981)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1984)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1988)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1989)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1990)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1992)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1993)

Bulletin / Ornithological Society of the Middle East - Ornithological Society of the Middle East. (Ornithological Society of the Middle East, 1994)

Bulletin / Ornithological Society of Turkey - Ornithological Society of Turkey. (Ornithological Society of Turkey, 1974)

Bulletin / Ornithological Society of Turkey - Ornithological Society of Turkey. (Ornithological Society of Turkey, 1977)

Bulletin - Peabody Museum of Natural History. (The Museum, 1972)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1905)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1910)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1869)

Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1861)