Royston, Angela <br/><br/>
My World of Science  Sound and Hearing 

 - USA  Reed Educational & Professional Publishing  2002 
 - 32 
<br/><br/><label>ISBN: </label>1-4034-0045-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Juvenile Non-Fiction<br/>Science<br/>Sound & Hearing