APA aipamena

Raven, P. H. (2004). Environment. New Jersey: John Wiley and Sons.

Chicago Style aipamena

Raven, Peter H. Environment. New Jersey: John Wiley and Sons, 2004.

MLA aipamena

Raven, Peter H. Environment. New Jersey: John Wiley and Sons, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.