APA aipamena

Library of Congress. Information Systems Office. (1966). A preliminary report on the MARC (Machine-Readable Catalog) pilot project.

Chicago Style aipamena

Library of Congress. Information Systems Office. A Preliminary Report on the MARC (Machine-Readable Catalog) Pilot Project. Washington, 1966.

MLA aipamena

Library of Congress. Information Systems Office. A Preliminary Report on the MARC (Machine-Readable Catalog) Pilot Project. 1966.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.