Eckenfelder, W. Wesley. , <br/><br/>
Industrial water pollution control / 
W. Wesley Eckenfelder. 
 - 2nd ed. 
<br/><br/><label>ISBN: </label>007018903X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage --Purification.<br/>Factory and trade waste.
<br/><br/><label>LC Class. No.: </label>TD745   / .E33 1989