Science in Action :  Pupil's book 7 / 
 cover tittle. 
Rose Mbiyu, and Celestine Mwakio. 
 - Second Edition. 
 - Nairobi :  Oxford University press East Africa Limited,  1999. 
 - 164 p. :  ill. ;  18 cm. 
<br/><br/><label>ISBN: </label>9780195738704 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>372.500