LENKA,D <br/><br/>
IRRIGATION AND DRAINAGE 

 - LUDHIANA  KALYANI PUB.  2001 
 - xiv+397p.,21X14cms. 
<br/><br/><label>ISBN: </label>8176630519 
<br/><br/><label>Dewey Class. No.: </label>627.52 L563