Cita APA (7a ed.)

Library of Congress. Network Development and MARC Standars Office (Washington), editor. (1990). USMARC specifications for record structure, character sets, tapes. Library of Congress.

Cita Chicago Style (17a ed.)

Library of Congress. Network Development and MARC Standars Office (Washington), editor. USMARC Specifications for Record Structure, Character Sets, Tapes. Washington: Library of Congress, 1990.

Cita MLA (9a ed.)

Library of Congress. Network Development and MARC Standars Office (Washington), editor. USMARC Specifications for Record Structure, Character Sets, Tapes. Library of Congress, 1990.