Roger, Kristeen <br/><br/>
The Usborne internet-linked library of science. Light, sound & electricity 

 - New York :  Scholastic,   2001 
 - 64 p. :   col. ill.  
<br/><br/><label>ISBN: </label>0439441471 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sound<br/>Electricity<br/>Light<br/>Power resources<br/>Technology
<br/><br/><label>Dewey Class. No.: </label>530  / R724