Library of Congress. Office for Subject Cataloging Policy. (1990). Classification. Class D. Subclasses D-DJ. History (general). History of Europe, part 1 (3rd ed.). Library of Congress For sale by the Cataloging Distribution Service, Library of Congress.
Chicago Style (17th ed.) CitationLibrary of Congress. Office for Subject Cataloging Policy. Classification. Class D. Subclasses D-DJ. History (general). History of Europe, Part 1. 3rd ed. Washington: Library of Congress For sale by the Cataloging Distribution Service, Library of Congress, 1990.
ציטוט MLALibrary of Congress. Office for Subject Cataloging Policy. Classification. Class D. Subclasses D-DJ. History (general). History of Europe, Part 1. 3rd ed. Library of Congress For sale by the Cataloging Distribution Service, Library of Congress, 1990.