"Dr joseph yeo" <br/><br/>
New Syllabus Mathematics Workbook 1 (7th ed.) 

 - pakistan  OXFORD UNIVERSITY PRESS  2018 
 - 219 
<br/><br/><label>ISBN: </label>9780199407446 
<br/><br/><label>Dewey Class. No.: </label>510  / 3027-TR