APA aipamena

Curry, P. (2006). Ecological ethics: An introduction. Polity Press.

Chicago Style aipamena

Curry, Patrick. Ecological Ethics: An Introduction. Cambridge, UK: Polity Press, 2006.

MLA aipamena

Curry, Patrick. Ecological Ethics: An Introduction. Polity Press, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.