Wachira Charles et al. <br/><br/>
Mdern Agriculture Grade 4 
Charles Wachira, Nelly Aluanga, Steward Anyona and Isaac Wabwaba 
 - 1st ed. 
 - Nairobi ;  Oxfrod University Press ,  2019 . 
 - 140 p. ;  Col. Illustrations ,  17 cm. 
<br/><br/><label>ISBN: </label>978-019-574796-6 
<br/><br/><label>Dewey Class. No.: </label>630