Trotsky, Leon.  <br/><br/>
The Permanent Revolution and Results and Prospects / 

 - New York :  Pathfinder Press,   1969. 
 - 281 p. 
<br/><br/><label>ISBN: </label>0873480325 0873480317 
<br/><br/><label>Dewey Class. No.: </label>947  / TRO