VECCHIOLI, JOHN. <br/><br/>
PRELIMINARY RESULTS OF INJECTING HIGHLY TREATED SEWAGE-PLANT EFFLUENT INTO A DEEP SAND AQUIFER... 

 - WASHINGTON: USDI.,  1972 
 - 14P; ILLUST 
 - US GEOLOGICAL SURVEY PROFESSIONAL PAPER 751-A .
<br/><br/><br/>ENG 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SAND TREATMENT.