Spellman, Frank R. <br/><br/>
Microbiology for water/wastewater operators / 
Frank R. Spellman 
 - Lancaster, PA:   Technomic Pub.,   2000 
 - xiii, 209 p.:   ill.;   23 cm 
<br/><br/>Includes bibliographical references (p. 199-204) and index 
<br/><br/><label>ISBN: </label>1566769086 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Microbiology