Williams, R. W. (1980). Sources of the Variability in Level of Public Library Development in the United States: A Comparative Analysis.
Style de citation Chicago (17e éd.)Williams, Robert W. Sources of the Variability in Level of Public Library Development in the United States: A Comparative Analysis. 1980.
Style de citation MLA (9e éd.)Williams, Robert W. Sources of the Variability in Level of Public Library Development in the United States: A Comparative Analysis. 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.