Παραπομπή σε μορφή APA (7η εκδ.)

Sterba, J. P. (2001). Three challenges to ethics: Environmentalism, feminism, and multiculturalism. Oxford University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sterba, James P. Three Challenges to Ethics: Environmentalism, Feminism, and Multiculturalism. New York: Oxford University Press, 2001.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sterba, James P. Three Challenges to Ethics: Environmentalism, Feminism, and Multiculturalism. Oxford University Press, 2001.