Title
The races of the swiftlet, Collocalia brevirostris (McClelland)
By
Deignan, H. G. (Herbert Girton), 1906-1968
Original Publication
Bulletin of the British Ornithologists' Club
Published by
London, British Ornithologists' Club, 1893-
Identifiers
BioStor:
https://biostor.org/reference/144107