Secondary Mathematics Form Four students' book ;  Fifth Edition.  
Kenya Literature  Bureau  . 
 - 5th edition.  
 - Nairobi :  Kenya Literature Bureau ;  1990 
 - x , 294 p . ;  col. illustrations.   17 cm . 
<br/><br/><label>ISBN: </label>978-9966-65-174-7 
<br/><br/><label>Dewey Class. No.: </label>510  / C 1