APA (7th ed.) Zitazioa

(1993). Environmental dilemmas: Ethics and decisions. Chapman and Hall.

Chicago Style (17th ed.) Zitazioa

Environmental Dilemmas: Ethics and Decisions. New York: Chapman and Hall, 1993.

MLA (9th ed.) Zitazioa

Environmental Dilemmas: Ethics and Decisions. Chapman and Hall, 1993.