American Library Association. Division of Cataloging and Classification, Catalog rules, author and title entries, American Library Association, American Library Association. catalog Code revision Committee. A. L. A. catalog rules, authors and title entries, & Beetle, C. 1. (1949). A. L. A. catalog rules, author and title entries (2d ed.). American Library Assn.
Παραπομπή σε μορφή Chicago (17η εκδ.)American Library Association. Division of Cataloging and Classification, author and title entries Catalog rules, American Library Association, authors and title entries American Library Association. catalog Code revision Committee. A. L. A. catalog rules, και Clara 1891-ed Beetle. A. L. A. Catalog Rules, Author and Title Entries. 2d ed. Chicago: American Library Assn, 1949.
Παραπομπή σε μορφή MLA (9th εκδ.)American Library Association. Division of Cataloging and Classification, et al. A. L. A. Catalog Rules, Author and Title Entries. 2d ed. American Library Assn, 1949.