APA-Zitierstil (7. Ausg.)

Gruen, L. (2021). Ethics and animals: An introduction (Second Edition.). Cambridge University Press.

Chicago-Zitierstil (17. Ausg.)

Gruen, Lori. Ethics and Animals: An Introduction. Second Edition. Cambridge: Cambridge University Press, 2021.

MLA-Zitierstil (9. Ausg.)

Gruen, Lori. Ethics and Animals: An Introduction. Second Edition. Cambridge University Press, 2021.