APA aipamena

Hay,Peter. (2002). A Companion to Environmental Thought. Edinburgh University Press.

Chicago Style aipamena

Hay,Peter. A Companion to Environmental Thought. Edinburgh: Edinburgh University Press, 2002.

MLA aipamena

Hay,Peter. A Companion to Environmental Thought. Edinburgh University Press, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.