Enviromental Microbiology/  Methods and protocols 
Spencer, John F T 
 - 1st ed. 
 - New Jersey:  Humana press,  2004. 
 - 423 pg 
<br/><br/><label>ISBN: </label>1588291162 
<br/><br/><label>Dewey Class. No.: </label>579  / SPE/E