Intensive Encyclopaedia  Grade 6 ; 
Intensive Publishers  . 
 - 2nd edition.  
 - Nairobi  :  Intensive Publishers  .  2022 
 - iv , 459 p . ;  col.illustrations .  21.3 cm . 
<br/><br/><label>ISBN: </label>978-99149980-9-2 
<br/><br/><label>Dewey Class. No.: </label>030