Singh, S. P. <br/><br/>
Sankhiyeki  Siddhant avam vyavhar 
S. P. Singh 
 - New Delhi  S. Chand & company  1998 
 - 144p. 
<br/><br/><label>ISBN: </label>81-219-0037-9  175 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics