Sheehy, E. P. (1976). Guide to reference books (9th ed.). American Library Association.
Style de citation Chicago (17e éd.)Sheehy, Eugene Paul. Guide to Reference Books. 9th ed. Chicago: American Library Association, 1976.
Style de citation MLA (9e éd.)Sheehy, Eugene Paul. Guide to Reference Books. 9th ed. American Library Association, 1976.
Attention : ces citations peuvent ne pas être correctes à 100%.