Germs / 
Judy Oetting. 
 -  Scholastic,  c2006. 
 - 
<br/><br/>Lex 260 
<br/><br/><br/>in English 
<br/><br/><label>ISBN: </label>9780545360678 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bacteria.