Sterba, J. P. (2001). Three challenges to ethics: Environmentalism, feminism, and multiculturalism. Oxford University Press.
Čikaški stil citiranja (17. izdanje)Sterba, James P. Three Challenges to Ethics: Environmentalism, Feminism, and Multiculturalism. New York: Oxford University Press, 2001.
MLA način citiranja (9. izdanje)Sterba, James P. Three Challenges to Ethics: Environmentalism, Feminism, and Multiculturalism. Oxford University Press, 2001.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.