Dhawan.B.D. <br/><br/>
Economic Groundwater Irriga.In Hard Rock Regions. 

 - 1st Ed. 
 -  AGPA  1986 
 - XIV, 101p.  22 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>CIVI
<br/><br/><label>Index Terms--Genre/Form: </label><br/>C-10
<br/><br/><label>Dewey Class. No.: </label>627.52  / DHA