@book{19268, author = {Ovitigala, O.V.T.S.P and Prof. Rohan Samarajeewa}, title = {Benchmarking performance of pipe borne drinking water supply industry in Sri Lanka}, year = {[2008]}, note = {TH1659 }, url = {http://dl.lib.mrt.ac.lk/handle/123/1735} }