APA (7. basım) Alıntı

Library of Congress. MARC Development Office. (1972). Order Division automated system.

Chicago Style (17. basım) Atıf

Library of Congress. MARC Development Office. Order Division Automated System. Washington, 1972.

MLA (8th ed.) Atıf

Library of Congress. MARC Development Office. Order Division Automated System. 1972.