Rao, A.R <br/><br/>
Manual of mathematical models & teaching aids 
A.R. Rao 
 - 2 
 - Ahmedabad  Vikram A Sarabhai Community Centre  2010 
 - 138 
<br/><br/><label>ISBN: </label>9789380580050 
<br/><br/><label>Dewey Class. No.: </label>371.334  / RAO