The economics of tube-well irrigation /  
The board of economic inquiry 
 - Lahore :  The board of economic inquiry  1965 
 - 108p.  21cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Report 
<br/><br/><label>Dewey Class. No.: </label>651.78095491  / BOE 1965