Agarwal, R. S. <br/><br/>
Secondary school mathematics :   for class 9 / 
R. S. Aggarwal [and] Veena Aggrawal 
 - 4th ed. 
 - Kolkata :   Bharati Bhawan (Publishers and Distributors),  2006 
 - 1v.(various pagings) ;  22 cm. 
<br/><br/><label>ISBN: </label>817709727X (pbk.)  Rs.100.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>Mathematics-- Study and teaching (Secondary)
<br/><br/><label>Dewey Class. No.: </label>510.712