Mwangi G. (et al.) <br/><br/>
Mentor Science and Technology :  learner's book grade 4 / 
 cover tittle. 
J. Mugo, J. NGathongo, P. Karambu, & Muchunku Z. 
 - 1st ed. 
 - Nairobi :  Mentor publishing Compsny limited,  2019. 
 - 11, 182 p. :  ill. col. ; 
<br/><br/><label>ISBN: </label>9789966012715 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>372.500