Mark J Hammer <br/><br/>
Water and wastewater technology 

 - 2nd ed. 
 - New Jersey  Prentice Hall career and technology  1986 
 - 550p. 
<br/><br/><label>ISBN: </label>0139501061 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry--Water quality--Biology
<br/><br/><label>Dewey Class. No.: </label>628  / HAM