Central Board of Irrigation and Power, New Delhi <br/><br/>
Proceedings: Symposium on Waterlogging-Causes and Measures for its Prevention Canberra: Australian National Uni Research School of Bio Sciences, 1972 

 - New Delhi  Central Board of Irrigation an 
 - viii, 170p 
 - Central Board of Irrigation and Power .
<br/><br/><label>Universal Decimal Class. No.: </label>631.587