APA (7th ed.) Citation

Grzimek, B. (1989). Grzimek's encyclopedia of mammals. McGraw-Hill.

Chicago Style (17th ed.) Citation

Grzimek, Bernhard. Grzimek's Encyclopedia of Mammals. New York: McGraw-Hill, 1989.

MLA (9th ed.) Citation

Grzimek, Bernhard. Grzimek's Encyclopedia of Mammals. McGraw-Hill, 1989.

Warning: These citations may not always be 100% accurate.