D. Lenka <br/><br/>
Irrigation and drainage 

 - 2nd Ed 
 - Ludhiana  Kalyani Publishers  2001 
 - 397p 
<br/><br/>D. Lenka: Irrigation and drainage.  (2nd Ed)  Ludhiana.  Kalyani Publishers, 2001. 81-7663-051-9--(631.7LEN)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>81-7663-051-9 
<br/><br/><label>Dewey Class. No.: </label>631.7  / LEN