CENTRAL BOARD OF IIRIGATION AND POWER <br/><br/>
CBIP-122 - 1974; Symposium on Management Problems in Irrigation and Power Systems. Volume.1. 46th Annual Board Session 17-20 April 1974 

 - New Delhi  CBIP  1974 
 - 101p 
<br/><br/><label>Universal Decimal Class. No.: </label>621.31  / CBIP.1.74