APA (7th ed.) Zitazioa

Stenmark, M. (2002). Environmental ethics and policy making. Ashgate.

Chicago Style (17th ed.) Zitazioa

Stenmark, Mikael. Environmental Ethics and Policy Making. Aldershot: Ashgate, 2002.

MLA (9th ed.) Zitazioa

Stenmark, Mikael. Environmental Ethics and Policy Making. Ashgate, 2002.