Farrell, Jeanette   <br/><br/>
Invisible allies :  microbes that shape our lives 
/ Jeanette Farrell 
 - 1st ed 
 - New York  : Farrar, Straus, and Giroux  , c2005. 
 - 165 p.  : ill. ; 24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780374336080 
<br/><br/><label>LCCN: </label>2004053750 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microbiology---Juvenile literature<br/>Microorganisms---Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>YA 579 FAR