APA aipamena

(1980). The New Encyclopaedia Britannica: In 30 volumes : macropædia : knowledge in depth (Fifteenth edition.). Encyclopaedia Britannica.

Chicago Style aipamena

The New Encyclopaedia Britannica: In 30 Volumes : Macropædia : Knowledge in Depth. Fifteenth edition. Chicago: Encyclopaedia Britannica, 1980.

MLA aipamena

The New Encyclopaedia Britannica: In 30 Volumes : Macropædia : Knowledge in Depth. Fifteenth edition. Encyclopaedia Britannica, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.