The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1979)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1987)

Papéis avulsos do Departamento de Zoologia - São Paulo Departamento de Zoologia (A Secretaria, 1941)

Parasites : a treatise on the entozoa of man and animals, including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasites a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasites and parasitosis of the domestic animals, the zoölogy and control of the animal parasites and the pathogenesis and treatment of parasitic disease - Underhill, Benjamin Mott. (The Macmillan company, 1920)

Parasites : articles contributed to Wood's reference handbook of the medical sciences, new series, 1900-1904 - Ward, Henry Baldwin, 1865 -1945 (1904)