APA (7th ed.) Citation

American Library Association. Division of Cataloging and Classification, American Library Association. Catalog Code Revision Committee, & Beetle, C. (1949). A.L.A. cataloging rules for author and title entries (2d ed.). American Library Assn..

Chicago Style (17th ed.) Citation

American Library Association. Division of Cataloging and Classification, American Library Association. Catalog Code Revision Committee, and Clara Beetle. A.L.A. Cataloging Rules for Author and Title Entries. 2d ed. Chicago: American Library Assn., 1949.

MLA (8th ed.) Citation

American Library Association. Division of Cataloging and Classification, et al. A.L.A. Cataloging Rules for Author and Title Entries. 2d ed. American Library Assn., 1949.