(1996). Free-floating subdivisions: An alphabetical index. Washington, D.C: Cataloging Distribution Service, Library of Congress.
Chicago-tyylinen lähdeviittausFree-floating Subdivisions: An Alphabetical Index. Washington, D.C: Cataloging Distribution Service, Library of Congress, 1996.
MLA-viiteFree-floating Subdivisions: An Alphabetical Index. Washington, D.C: Cataloging Distribution Service, Library of Congress, 1996.
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