American library association & Hiss, S. K. (1942). A.L.A. rules for filing catalog cards. Ill. American library association.
Cita Chicago (17th ed.)American library association i Sophie Knowlton Hiss. A.L.A. Rules for Filing Catalog Cards. Chicago: Ill. American library association, 1942.
Cita MLA (9th ed.)American library association i Sophie Knowlton Hiss. A.L.A. Rules for Filing Catalog Cards. Ill. American library association, 1942.
Atenció: Aquestes cites poden no estar 100% correctes.