Small Water system operation and maintenance 
California State University 
 - 3a ed. 
 - x, 578 p. 
<br/><br/> BIBLIOTECA: UACH-FCQ 
<br/><br/><label>ISBN: </label>1-884701-15-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agua--Tratamiento
<br/><br/><label>Dewey Class. No.: </label>628.16  / CAL 95