Roy, Rai Bahadur G.K.. <br/><br/>
The Central Civil Services /  

 - Second Ed. /  
 - Allahabad :   The University Book Agency ,   1959 
 - p.166 :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>X:95.44(Z)  / K8,L1