Kent, Allen <br/><br/>
Use of Library Materials  : The University of Pittsburgh Study 
/ by Allen Kent 
 - New York:  Marcel Dekker, INC.,  1979. 
 - xiii, 272p.; 
<br/><br/><label>ISBN: </label>0824768078 
<br/><br/><label>Dewey Class. No.: </label>025.1  / KEN/U