Kirubi, Josephine A . et al. <br/><br/>
KCSE Mirror :  CRE/ 
Josphine A . Kirubi, Mary Adem 
 - Revised ed.  2020 
 - Nairobi :  Spotlight Publishers,  2011. 
 - xii, 433 p, ;  ill 
<br/><br/><label>ISBN: </label>9966002596 
<br/><br/><label>Dewey Class. No.: </label>200.230