Porwal, Dr. L.S. <br/><br/>
Bhartiya sankhiyaki (Vyavharik avam arthik) 

 - Jaipur     Ramesh Book Depot  2002 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>519.5 POR