APA aipamena

University of Chicago. Encyclopaedia Británnica. Macropaedia: Proboscidea - Rubber (15a ed.).

Chicago Style aipamena

University of Chicago. Encyclopaedia Británnica. Macropaedia: Proboscidea - Rubber. 15a ed.

MLA aipamena

University of Chicago. Encyclopaedia Británnica. Macropaedia: Proboscidea - Rubber. 15a ed.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.