Differentiating the media :  proceedings of the thirty-seventh annual conference of the Graduate Library School, August 5-6, 1974 / 
edited by Lester Asheim and Sara I. Fenwick 
 - Chicago :  University of Chicago Press,  1975 
 - 74 p. ;  24 cm. 
 - University of Chicago studies in library science .
<br/><br/><label>ISBN: </label>0226029646 :  USD 20.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries and mass mediaes
<br/><br/><label>Dewey Class. No.: </label>021.4063