Walker, Richard       <br/><br/>
How we breathe  
by Richard Walker 
 - North Mankato, Minn. :  Smart Apple Media,  2004. 
 - 32 p. :  col. ill. ;  27 cm. 
 - Body science . <br/><br/> Includes index. 
<br/><br/> Explains the workings of the lungs and how we get oxygen. 
<br/><br/> 9 years and up 
<br/><br/><label>ISBN: </label>1583404562 (alk. paper) 
<br/><br/><label>LCCN: </label>2003059246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Respiration
<br/><br/><label>Dewey Class. No.: </label>j612.2 Wal   26