TY - BOOK ED - India. Ministry of Irrigation & Power. Central Water & Power Commission (19-21 July : Roorkee) ED - Seminar (19-21 July : Roorkee) TI - Engineers seminar U1 - 627.1 CY - New Delhi PB - Manager of Pub. KW - Inland waterways KW - Seminar KW - Subsurface waters ER -