Arumugam, S.
Water resources of Ceylon : its utilisation and development / S.Arumugam - Colombo A Water Resources Board Pub. 1969 - 415 p.
Water resources-Sri Lanka
631.7 / ARU
Water resources of Ceylon : its utilisation and development / S.Arumugam - Colombo A Water Resources Board Pub. 1969 - 415 p.
Water resources-Sri Lanka
631.7 / ARU