Weru ,David K. at al . <br/><br/>
Sportlight QuickRevision Mathematics.   Form 1 and 2 . 
David K. Weru, George S. Muthiga . 
 - 2nd edition.  
 - Nairobi :  Spring Publishers ,  2012 
 - vii , 352 p .;  21 cm . 
<br/><br/><label>ISBN: </label>9789966002372 
<br/><br/><label>Dewey Class. No.: </label>510  / C 1