Standard methods for the examination of water and wastewater / 
prepared and published jointly by American Public Health Association, American Water Works Association [and] Water Environment Federation ; edited by Lenore S. Clesceri, Arnold E. Greenberg, Andrew D. Eaton 
 - 20th ed. 
 - Washington DC :  American Public Health Association,  1998 
 - 1v.(various pagings) :  ill. ;  30 cm. 
<br/><br/><label>ISBN: </label>0875532357  RM950.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Analysis<br/>Sewage--Analysis