APA (7th ed.) Citation

Maple, T., & Perdue, B. M. (2013). Zoo animal welfare. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Maple, Terry, and Bonnie M. Perdue. Zoo Animal Welfare. Berlin, Heidelberg: Springer Berlin Heidelberg, 2013.

MLA (8th ed.) Citation

Maple, Terry, and Bonnie M. Perdue. Zoo Animal Welfare. Springer Berlin Heidelberg, 2013.