Primary Mathematics Group. <br/><br/>
E. A .E. P. Primary mathematics: teacher's guide 1,revised edition. 

 - Nairobi   E A E P  1996 
<br/><br/><label>ISBN: </label>978 9966 467 57 7 
<br/><br/><label>Dewey Class. No.: </label>J510 713 PRI