Arumugam, S. Balendran, V. S. Sirimanne, C. H. L.
Ground water in Jaffna V.S. Balendran, C.H.L.Sirimanne, S.Arumugam - Colombo Water Resource Board , Colombo 1968 - 16 p.
910.11 / BAL
Ground water in Jaffna V.S. Balendran, C.H.L.Sirimanne, S.Arumugam - Colombo Water Resource Board , Colombo 1968 - 16 p.
910.11 / BAL