APA (7th ed.) Zitazioa

Library of Congress. Copyright Office. Motion pictures and filmstrips, January-June 1970.

Chicago Style (17th ed.) Zitazioa

Library of Congress. Copyright Office. Motion Pictures and Filmstrips, January-June 1970.

MLA (9th ed.) Zitazioa

Library of Congress. Copyright Office. Motion Pictures and Filmstrips, January-June 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.