Standard methods for the examination of water and wastewater / 
Prepared and published jointly by American Public Health Association, American Water Works Association, Water Enviroment Federation ; managing editor Mary Ann H. Franson 
 - 21a ed. 
 - Estados Unidos de América :  American Public Health Association,  2005 
 - 1 volumen (varias paginaciones) :  ilustraciones, fórmulas, gráficas, tablas ;   29 cm. 
<br/><br/> Incluye índice. 
<br/><br/>Centennial edition. 
<br/><br/><label>ISBN: </label>0875530478 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agua<br/>Aguas residuales 
<br/><br/><label>LC Class. No.: </label>QD142   / A43 2005