OXFORD, England — On November 12, 2021, the Policy and Standards Division of the Library of Congress announced that the subject headings “aliens” and “illegal aliens” would be replaced with the new ...

Rev. ed. of: Classification. Class S. Agriculture / Subject Cataloging Division, Processing Services, Library of Congress. 4th ed. 1982.

Rev. ed. of: Classification. Class B. Subclasses B-BJ. Philosophy, psychology / Office for Subject Cataloging Policy, Collections Services, Library of Congress. 4th ...