APA aipamena

Raven, P. H. (1993). Environment. Orlando: Saunders College Pub.

Chicago Style aipamena

Raven, Peter H. Environment. Orlando: Saunders College Pub, 1993.

MLA aipamena

Raven, Peter H. Environment. Orlando: Saunders College Pub, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.