MANGAL, S.K.  <br/><br/>
GANIT SHIKSHAN 

 - NEW DELHI  ARYA BOOK DEPOT 
 - 674p. 
<br/><br/> 2530 
<br/><br/><label>ISBN: </label> 260 
<br/><br/><label>Dewey Class. No.: </label>510  MAN S