Ground water manual 

 - Washington :  Bureau of Reclamation,  1977 
 - 480 p.  : ilus. ; gráfs. 
<br/><br/><label>LCCN: </label>39588 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agua subterranea.
<br/><br/><label>Dewey Class. No.: </label>551.49  / E83