The changing environment of libraries / 
edited by John T. Eastlick 
 - Chicago, Ill. :  American Library Association,  1971 
 - vii, 77 p. ;  23 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0838901131 
<br/><br/><label>LCCN: </label>79-176325 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science--Congresses