Waste water treatment technologies: a general review 
Economic and Social Commission for Western Asia (ESCWA) 
 - New York  UNITED NATIONS  2003 
 - x, 121p. ;ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>WATER, WASTE-WATER
<br/><br/><label>LC Class. No.: </label>UN-ESCWA(02)