lange, Oskar. <br/><br/>
On the Economic Theory of Socialism /  

 - 1st ed /  
 - New Delhi :   Tata McGraw-Hill Publishing Company Ltd. ,   2000 
 - p143 :  
<br/><br/><label>ISBN: </label>0-07-099406-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics 
<br/><br/><label>Dewey Class. No.: </label>XM2  / L9