Selsam, Millicent E. <br/><br/>
Microbes at Work 

 - Englewood Cliffs, NJ  William Morrow & Company  1953 
<br/><br/> A book showing the world of microbes that we see, experience, and use every day. 
<br/><br/><label>ISBN: </label>n/a 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Juvenile Nonfiction
<br/><br/><label>Dewey Class. No.: </label>JN 579 SEL