Ketchum, Paul A. <br/><br/>
Microbiology :  concepts and applications / 
Paul A. Ketchum. 
 - Toronto :  John Wiley & Sons,  1988. 
 - xviii, 795 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0471637629 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microbiology.