"Seng,Teh Keng" <br/><br/>
Mathematics  Workbook - 1        (New Syllabus) 

 - Karachi  ,Oxford University Press  2014 
 - 162 
<br/><br/><label>ISBN: </label>9780195979596 
<br/><br/><label>Dewey Class. No.: </label>510  / T-98