Utilization of municipal wastewater and sludge on land 

 - California-US  University of California  1983 
 - 480 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGUAS RESIDUALES<br/>PURIFICACION DE AGUAS RESIDUALES
<br/><br/><label>Dewey Class. No.: </label>628.3 UTI