Understanding mathematics / 
K. B. Sinha ... [et al.] 
 - Hyderabad :  Universities Press,  2000 
 - x, 226 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>8173713553 :  Rs. 120.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Secondary)<br/>Mathematics--Problems, exercises, etc
<br/><br/><label>Dewey Class. No.: </label>507.2