United States. Library of Congress. Cataloging Policy and Support Office & Library of Congress. Cataloging Distribution Service. (1997). Free-floating subdivisions: An alphabetical index (9th ed.). Library of Congress, Cataloging Distribution Service.
Citazione stile Chigago Style (17a edizione)United States. Library of Congress. Cataloging Policy and Support Office e Library of Congress. Cataloging Distribution Service. Free-floating Subdivisions: An Alphabetical Index. 9th ed. Washington, D.C: Library of Congress, Cataloging Distribution Service, 1997.
Citatione MLA (9a ed.)United States. Library of Congress. Cataloging Policy and Support Office e Library of Congress. Cataloging Distribution Service. Free-floating Subdivisions: An Alphabetical Index. 9th ed. Library of Congress, Cataloging Distribution Service, 1997.