Mentor Encyclopaedia Grade 3 ; 
Mentor Publishers.  
 - 1st edition.  
 - Nairobi  :  Mentor Publishers  .  2022 
 - ii, 63 p . ;  col.illustrations .  21.3 cm. 
<br/><br/><label>ISBN: </label>978-9966-012-18-0 
<br/><br/><label>Dewey Class. No.: </label>030