Weru, David K . <br/><br/>
Spotlight quick revision :  Mathematic form 3 and 4/ 
George S . Muthiga  
 - Revised ed.  2014 
 - Nairobi :  Spotight Publisher,  2010. 
 - vi, 312 p. ; 
<br/><br/><label>ISBN: </label>9966002367 
<br/><br/><label>Dewey Class. No.: </label>500.510