APA (7th ed.) Citation

Colbert, E. H. (1935). Siwalik mammals in the American Museum of natural history. The American philosophical society.

Chicago Style (17th ed.) Citation

Colbert, Edwin Harris. Siwalik Mammals in the American Museum of Natural History. Philadelphia: The American philosophical society, 1935.

MLA (9th ed.) Citation

Colbert, Edwin Harris. Siwalik Mammals in the American Museum of Natural History. The American philosophical society, 1935.