Cita APA (7a ed.)

Hanson, E. (2004). Animal Attractions: Nature on Display in American Zoos (2nd print.). Princeton Univ. Press.

Cita Chicago Style (17a ed.)

Hanson, Elizabeth. Animal Attractions: Nature on Display in American Zoos. 2nd print. Princeton: Princeton Univ. Press, 2004.

Cita MLA (8a ed.)

Hanson, Elizabeth. Animal Attractions: Nature on Display in American Zoos. 2nd print. Princeton Univ. Press, 2004.