APA

Fa J. E., Funk S. M. & O'Connell D. (2011). Zoo conservation biology. New York: Cambridge University Press.

Chicago

Fa John E, Funk Stephan M and O'Connell Donnamarie. 2011. Zoo conservation biology. New York: Cambridge University Press.

Harvard

Fa J. E., Funk S. M. and O'Connell D. (2011). Zoo conservation biology. New York: Cambridge University Press.

MLA

Fa John E, Funk Stephan M and O'Connell Donnamarie. Zoo conservation biology. New York: Cambridge University Press. 2011.