APA (7th ed.) Citation

Gruen, L. (2011). Ethics and animals: An introduction. Cambridge University Press.

Chicago Style (17th ed.) Citation

Gruen, Lori. Ethics and Animals: An Introduction. Cambridge ; New York: Cambridge University Press, 2011.

MLA (9th ed.) Citation

Gruen, Lori. Ethics and Animals: An Introduction. Cambridge University Press, 2011.