Katz, W. A. (1978). Reference services and reference processes (3rd ed.). McGraw-Hill Book Company.
Style de citation Chicago (17e éd.)Katz, William A. Reference Services and Reference Processes. 3rd ed. New York [etc.]: McGraw-Hill Book Company, 1978.
Style de citation MLA (9e éd.)Katz, William A. Reference Services and Reference Processes. 3rd ed. McGraw-Hill Book Company, 1978.
Attention : ces citations peuvent ne pas être correctes à 100%.