Dhingra,I.C and Garg,V.K <br/><br/>
Samashti aarthik siddhant 

 - Delhi  Sultan chand and sons  1908 
 - 316p. 
<br/><br/><label>ISBN: </label>81-8054-500-8 
<br/><br/><label>Dewey Class. No.: </label>339H    Dhi.P8