Reverse osmosis renovation of municipal wastewater / 
United States Federal Water Quality Administration 
 - Cincinnati :  Advanced Waste Treatment Research Laboratory ; United States Government Printing Office,  1970 
 - vii, 161 p. :  ill. ;  28 cm. 
 - Water pollution control research series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Reverse osmosis process
<br/><br/><label>Dewey Class. No.: </label>637.356