"Seng,Teh Keng" <br/><br/>
Mathematics book 2 6th edition 

 - 6th. 
 - Karachi:  ,Oxford University Press.  1982. 
 - 286 
<br/><br/><label>ISBN: </label>9780195979565 
<br/><br/><label>Dewey Class. No.: </label>510  / T-475