M. Hassan M.A. <br/><br/>
Economics of well-irrigation in the thal: 

 - Pubjab  The board of Economic inquiry   1950 
 - 96.,  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economy
<br/><br/><label>Dewey Class. No.: </label>657.452  / ECO 1950