Dhawan B D <br/><br/>
Economics of ground water irrigation in hard rock 
Dhawan B D 
 - New Delhi   Agricole Publishing Academy India        1986 
 - xiv,101p. Bib p. 93-98  cm. 
 - Institute Of Economic Growth, Studies In Economic Development And Planning. 42 .
<br/><br/><label>ISBN: </label>8185005451 
<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).235.N8, M6