Catalog policy and support office library services. (1997). Library of congress subject headings(Vol 1-Vol IV)b (20th.ed.). Cataloging Distribution Services.
Chicago Style (17th ed.) CitationCatalog policy and support office library services. Library of Congress Subject Headings(Vol 1-Vol IV)b. 20th.ed. Washington: Cataloging Distribution Services, 1997.
MLA (9th ed.) CitationCatalog policy and support office library services. Library of Congress Subject Headings(Vol 1-Vol IV)b. 20th.ed. Cataloging Distribution Services, 1997.
Warning: These citations may not always be 100% accurate.