(1997). Library of Congress Subject Headings. Washington, D.C: Library of Congress, Cataloging Distribution Service.
Citación estilo ChicagoLibrary of Congress Subject Headings. Washington, D.C: Library of Congress, Cataloging Distribution Service, 1997.
Cita MLALibrary of Congress Subject Headings. Washington, D.C: Library of Congress, Cataloging Distribution Service, 1997.
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