"Seng, Teh Keng" <br/><br/>
New Syllabus Mathematics 1 (7th ed.) 

 - Karachi  Oxford University Press  2019 
 - 419 
<br/><br/><label>ISBN: </label>9780199407408 
<br/><br/><label>Dewey Class. No.: </label>510  / 1489-T