Large scale ground water development 

 - New York  United Nations USA         1960 
 - vi, 84p. Glossary p. 82-84  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engneering
<br/><br/><label>Dewey Class. No.: </label>X9(D24):77.1.N6, K0/UN