Powders : an early look at chemical substances ,teachers guide  

 - Nairobi    Jomo Kenyatta Foudation  1979 
<br/><br/><label>ISBN: </label>(Kenya Primary Science) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>Dewey Class. No.: </label>507.6 KEN