627.52061
I39R
           Rao, M Thirumala (Leader)
               Report on minor irrigation works in Bihar state \ M Thirumala Rao - New Delhi : COPP, 1965.
               vi, 64p:ill+tab.
                COPP/IT/65/13

63512
                Subjects: Irrigation-India-Bihar; Water in agriculture-India-Bihar; Tanks-India-Bihar; Canals-India-Bihar.