POWELL DUFFRYN TECHNICAL SERVICES LIMITED <br/><br/>
Report on Ground Water Control 

 - London, 1956 
 - 2Vols 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Production Economics
<br/><br/><label>Dewey Class. No.: </label>338.4766262  / POW.R