Standard methods for examination of water and wastewater   
ed by Andrew D Eaton et al 
 - 21st ed. 
 - USA  American Public Health Association  2005 
 - xxxvii, Sectional 
<br/><br/><label>ISBN: </label>0875530478 
<br/><br/><label>Dewey Class. No.: </label>628.10287  / P05 "R"