(2008). MARC 21 format for classification data (2000 ed.). Library of Congress, Network Development and MARC Standards Office.
Chicago Style (17th ed.) CitationMARC 21 Format for Classification Data. 2000 ed. [Washington, D.C.]: Library of Congress, Network Development and MARC Standards Office, 2008.
MLA (9th ed.) CitationMARC 21 Format for Classification Data. 2000 ed. Library of Congress, Network Development and MARC Standards Office, 2008.
Warning: These citations may not always be 100% accurate.