Arora,O.P., <br/><br/>
Companion Mathematics 
 Vol - I. 
by O.P. Arora 
 - 22nd Ed.   Rep. 
 - Jalandhar:  S.Dinesh & Co.,  2011. 
 - 728p.:  20cm. 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>510