APA aipamena

Mader, S. S. (2001). Biology (7th ed.). McGraw-Hill.

Chicago Style aipamena

Mader, Sylvia S. Biology. 7th ed. Boston: McGraw-Hill, 2001.

MLA aipamena

Mader, Sylvia S. Biology. 7th ed. McGraw-Hill, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.