Okello, O. L. <br/><br/>
Top score! 4. 

 - Nairobi.    Macmillan  1997 
<br/><br/><label>ISBN: </label>978-9966-88510 4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NATURAL SCIENCES & MATHEMATICS.
<br/><br/><label>Dewey Class. No.: </label>510.713 OKE