APA (7th ed.) Citation

Sclater, W. L. (1912). A history of the birds of Colorado. Witherby & co..

Chicago Style (17th ed.) Citation

Sclater, William Lutley. A History of the Birds of Colorado. London: Witherby & co., 1912.

MLA (9th ed.) Citation

Sclater, William Lutley. A History of the Birds of Colorado. Witherby & co., 1912.