Cita APA (7a ed.)

Library of Congress. Network Development and MARC Standars Office (Washington), editor literario. (1989). USMARC code list for languages. Library of Congress, Cataloging Distribution Service.

Cita Chicago Style (17a ed.)

Library of Congress. Network Development and MARC Standars Office (Washington), editor literario. USMARC Code List for Languages. Washington: Library of Congress, Cataloging Distribution Service, 1989.

Cita MLA (9a ed.)

Library of Congress. Network Development and MARC Standars Office (Washington), editor literario. USMARC Code List for Languages. Library of Congress, Cataloging Distribution Service, 1989.