The dialectics of liberation : 
edited by David Cooper 
 - Harmondsworth :  Penguin Books,  1968 
 - 207 p. ;  19 cm. 
<br/><br/><label>ISBN: </label>0140210296 
<br/><br/><label>LCCN: </label>74-407622 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social history--1945 -<br/>World politics--1955-1965