Unger, Roberto Mangabeira. <br/><br/>
Social theory, its situation and its task / 
Roberto Mangabeira Unger. 
 - Cambridge ;  New York :  Cambridge University Press,  1987. 
 - vii, 256 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0521329744 052133862X (pbk.) 
<br/><br/><label>Dewey Class. No.: </label>301/.01