Ferdinando, D.N.J.
Water supply and sewerage development in Sri Lanka : centenary commemoration publications 1906-2006 - [Colombo] IESL 2006 - xii, 212p. : col. photos.
9559119036
WATER SUPPLY
SEWERAGE DEVELOPMENT
SANITARY ENGINEERING
628.1(548.7) / F4
Water supply and sewerage development in Sri Lanka : centenary commemoration publications 1906-2006 - [Colombo] IESL 2006 - xii, 212p. : col. photos.
9559119036
WATER SUPPLY
SEWERAGE DEVELOPMENT
SANITARY ENGINEERING
628.1(548.7) / F4