Secondary Physics Form Four . 
Kenya Literature Bureau.  
 - 5th edition.  
 - Nairobi :  Kenya Literature Bureau;  1988 . 
 - vii , 177 p . ;  col. illustrations.   17 cm . 
<br/><br/><label>ISBN: </label>978-9966-65-172-3 
<br/><br/><label>Dewey Class. No.: </label>530