Classification. Class B. Subclasses B-BJ. Philosophy, psychology - Library of Congress. Subject Cataloging Division; Gale Research Company (Washington : The Library, 1979)
Kept up to date by the Division's L.C. classification--additions and changes, and by 2 publications irregularly issued by Gale Research Company entitled: Library of Congress classification schedules--a cumulation of additions and changes, Class B, part 1, B-BJ and Library of Congress classification schedules combined with additions and changes.
Includes index.
Keywords: Classification -- Books -- Philosophy; Classification -- Books -- Psychology; Classification, Library of Congress