APA (7th ed.) Citation

Hogner, D. C., & Hogner, N. (1942). The animal book: American mammals north of Mexico. Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Hogner, Dorothy Childs, and Nils Hogner. The Animal Book: American Mammals North of Mexico. London New York: Oxford Univ. Press, 1942.

MLA (8th ed.) Citation

Hogner, Dorothy Childs, and Nils Hogner. The Animal Book: American Mammals North of Mexico. Oxford Univ. Press, 1942.