LC classification, additions and changes /
Subject Cataloging Division, Processing Department.

APA Citation

Library of Congress. Subject Cataloging Division. (1989). LC classification, additions and changes. Washington, D.C.: Library of Congress.

MLA Citation

Library of Congress. Subject Cataloging Division. LC Classification, Additions And Changes. Washington, D.C.: Library of Congress, 1989.

Warning: These citations may not always be complete (especially for serials).