Wambui , Judy . <br/><br/>
Mentor Mathematics Grade 3 ;  Learner's Book .. 
Mentor Publishers.  
 - 1st edition.  
 - Nairobi   Moran Publishers   2018 
 - iv, 175 p . ;  col.illustrations .  17.5 cm . 
<br/><br/><label>ISBN: </label>978-9966-059-79-6 
<br/><br/><label>Dewey Class. No.: </label>510