Perlman, Mark. <br/><br/>
The Organization and Retrieval of Economic Knowledge /  

 - 1st ed /  
 - London :   Macmillan Press Ltd.. 
 - p520 :  
<br/><br/><label>ISBN: </label>0-333-21707-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International Economic
<br/><br/><label>Dewey Class. No.: </label>Xp1  / L7P;1