Oluyoch, Charles. et al. <br/><br/>
KCSE Score More Biology :  Revised edition. 

 - 1st ed. 
 - Nairobi :  Storymoja.  2015. 
 - ill,(col). 383 p.  18 cm 
<br/><br/><label>ISBN: </label>9789966066268 
<br/><br/><label>Dewey Class. No.: </label>