Library of Congress & Library of Congress. Cataloging Policy and Support Office. (2005). Library of Congress classification. H: Social sciences (2005 ed.). Library of Congress.
Citace podle Chicago (17th ed.)Library of Congress a Library of Congress. Cataloging Policy and Support Office. Library of Congress Classification. H: Social Sciences. 2005 ed. Washington, D.C: Library of Congress, 2005.
Citace podle MLA (9th ed.)Library of Congress a Library of Congress. Cataloging Policy and Support Office. Library of Congress Classification. H: Social Sciences. 2005 ed. Library of Congress, 2005.
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