APA

American Library Association, Beetle C. (., . (1949). ALA cataloguing rules for author and title entries: prepared by the division of catlouging and classification of the american library association. Chicago: American Library Association.

Chicago

American Library Association, Beetle Clara (ed.), . 1949. ALA cataloguing rules for author and title entries: prepared by the division of catlouging and classification of the american library association. Chicago: American Library Association.

Harvard

American Library Association, Beetle C. (., . (1949). ALA cataloguing rules for author and title entries: prepared by the division of catlouging and classification of the american library association. Chicago: American Library Association.

MLA

American Library Association, Beetle Clara (ed.), . ALA cataloguing rules for author and title entries: prepared by the division of catlouging and classification of the american library association. Chicago: American Library Association. 1949.