Differentiating the media : proceedings of the thirty-seventh annual conference of the Graduate Library School, August 5-6, 1974 - Conference of the Graduate Library School (37th 1974: Chicago ); Asheim, Lester Eugene, 1914-; Fenwick, Sara I. (Sara Innis); University of Chicago. Graduate Library School (Chicago : University of Chicago Press, 1975)
Keywords: Libraries and mass mediaes