School Science Review Volume 78 Number 282 / 

 - England,  The Black Bear Press Ltd.  1996, 
 - 144p.:ill.; 24.5 cm. 
<br/><br/><label>ISSN: </label>00366811 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Dewey Class. No.: </label>500   BIS