Gaya APA

Wenz, Peter S.. (2001). Environmental Ethics Today . New York: Oxford University Press.

Gaya Chicago

Wenz, Peter S.. Environmental Ethics Today. New York: Oxford University Press, 2001. Text.

Gaya MLA

Wenz, Peter S.. Environmental Ethics Today. New York: Oxford University Press, 2001. Text.

Gaya Turabian

Wenz, Peter S.. Environmental Ethics Today. New York: Oxford University Press, 2001. Print.