627.5206
S989     New Delhi. International commission on Irrigation and Drainage

               Symposium on water resources system planning with special reference to irrigation, drainage and flood control: Varna -May, 1972, proceedings / International commission on Irrigation and Drainage, New Delhi . - New Delhi : International commission on Irrigation and Drainage,1972 . - Various pagings; fig.; tables

               Includes index

Central Inland Fisheries Research Institute

CIFRI