Home › Authors › Symposium on Operation and Maintenance of Canal Systems (1980 New Delhi, India) 👤 Symposium on Operation and Maintenance of Canal Systems (1980 New Delhi, India) 1 book Books by Symposium on Operation and Maintenance of Canal Systems (1980 New Delhi, India) Symposium on Operation and Mai Symposium on Operation and Maintenance of Canal Systems, New Delhi, 2-3 May 1980 1980