The World Book of science power. 

 - Chicago, IL :  World Book,  c1994. 
 - 288 p. :  ill. (some col.), col. maps ;  25 cm. 
 -  01 .
<br/><br/>chemistry;<br/>physics;<br/>life sciences;<br/>earth sciences;<br/>astronomy;<br/>the history of science<br/> 
<br/><br/><label>ISBN: </label>0716669013 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Juvenile literature.<br/>Science.
<br/><br/><label>Dewey Class. No.: </label>500  / W92721