Intensive Encyclopaedia Grade 3 
Intensive Publishers.  
 - 2nd edition.  
 - Nairobi:  Intensive Publishers.   2019 . 
 - iv , 396 p . ;  col.illustrations .  21.3 cm . 
<br/><br/><label>ISBN: </label>978-9966-135-58-2 
<br/><br/><label>Dewey Class. No.: </label>030