APA aipamena

(1967). Encyclopaedia Britannica. Volume 18th: Plastics to razin. Chicago: Benton W..

Chicago Style aipamena

Encyclopaedia Britannica. Volume 18th: Plastics to Razin. Chicago: Benton W., 1967.

MLA aipamena

Encyclopaedia Britannica. Volume 18th: Plastics to Razin. Chicago: Benton W., 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.