Primary science:  book 7. 

 - Blantyre :  Dzuka,  1987. 
 - 73 p.:  ill. 
<br/><br/><label>ISBN: </label>999081743x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Primary science  knowledge and understanding 
<br/><br/><label>Dewey Class. No.: </label>500