American Public Health Association; American Water Work Association & Water Environment Federation <br/><br/>
Standard methods for the examination of water and wastewater 

 - 19th ed 
 - auth, Washington  c1995 
 - xxxiv,1048p 
<br/><br/><label>ISBN: </label>0-87553-223-3 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>R 543.3 APHA