APA (7th ed.) Citation

Bock, W. J., Jackson, J. A., & Olendorf, D. (2004). Grzimek's animal life encyclopedia, Vol. 11: Birds IV (Second ed.). Thomson Gale.

Chicago Style (17th ed.) Citation

Bock, Walter J., Jerome A. Jackson, and Donna Olendorf. Grzimek's Animal Life Encyclopedia, Vol. 11: Birds IV. Second ed. Detroit: Thomson Gale, 2004.

MLA (9th ed.) Citation

Bock, Walter J., et al. Grzimek's Animal Life Encyclopedia, Vol. 11: Birds IV. Second ed. Thomson Gale, 2004.