American Library Association. (1968). ALA rules for filing catalog cards (2nd ed.). American Library Association.
Chicago-Zitierstil (17. Ausg.)American Library Association. ALA Rules for Filing Catalog Cards. 2nd ed. Chicago: American Library Association, 1968.
MLA-Zitierstil (9. Ausg.)American Library Association. ALA Rules for Filing Catalog Cards. 2nd ed. American Library Association, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.