APA aipamena

(1971). The new caxton encyclopedia 1971 yearbook. Caxton Publishing Company.

Chicago Style aipamena

The New Caxton Encyclopedia 1971 Yearbook. Caxton Publishing Company, 1971.

MLA aipamena

The New Caxton Encyclopedia 1971 Yearbook. Caxton Publishing Company, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.