Gehm, Harry W <br/><br/>
Handbook of water resources and pollution control 

 - New York  Van Nostrand Reinhold 
 - 840p. 
<br/><br/><label>ISBN: </label>0442-21041-8 
<br/><br/><label>Subjects--Index Terms: </label>626  
<br/><br/><label>Dewey Class. No.: </label>626   /  GEM