Goldhor, H. (1987). An Analysis of Available Data on the Number of Public Library Reference Questions.
Style de citation Chicago (17e éd.)Goldhor, Herbert. An Analysis of Available Data on the Number of Public Library Reference Questions. 1987.
Style de citation MLA (9e éd.)Goldhor, Herbert. An Analysis of Available Data on the Number of Public Library Reference Questions. 1987.
Attention : ces citations peuvent ne pas être correctes à 100%.