Aron, Raymond. <br/><br/>
Main Currents in Sociology Thought 2 /  

 - Reprinted 1982 /  
 - England :   Penguin Books Ltd.. 
 - p.284 :  
<br/><br/><label>ISBN: </label>0-14-02.1092-X 
<br/><br/><label>Dewey Class. No.: </label>Yv  / K5.2