Lenka, D. <br/><br/>
Irrigation and drainage / 
by D. Lenka. 
 - Ludhiana :  Kalyani,  1991. 
 - xiv, 397pages :  illustrations. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>8176630519 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigation.<br/>Drainage.<br/>Irrigation.<br/>Drainage.