Παραπομπή σε μορφή APA (7η εκδ.)

Library of Congress. MARC Development Office. (1974). Information on the MARC system (4th ed.). Library of Congress.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Library of Congress. MARC Development Office. Information on the MARC System. 4th ed. Washington: Library of Congress, 1974.

Παραπομπή σε μορφή MLA (9th εκδ.)

Library of Congress. MARC Development Office. Information on the MARC System. 4th ed. Library of Congress, 1974.