Gale Research Company & United States. Library of Congress. Subject Cataloging Division. (1981). Classification. Class H. Subclasses H-HJ. Social sciences. Economics (4th ed.). Library of Congresss.
Chicago Style (17th ed.) CitationGale Research Company and United States. Library of Congress. Subject Cataloging Division. Classification. Class H. Subclasses H-HJ. Social Sciences. Economics. 4th ed. Washington: Library of Congresss, 1981.
MLA (9th ed.) CitationGale Research Company and United States. Library of Congress. Subject Cataloging Division. Classification. Class H. Subclasses H-HJ. Social Sciences. Economics. 4th ed. Library of Congresss, 1981.
Warning: These citations may not always be 100% accurate.