Rivera, Daniel, 1958- Private sector participation in the water supply and wastewater sector: lessons from six developing countries / Daniel Rivera. - Washington, D.C.: Banco Mundial, 1997 - xiii, 101p.: ill.; 23cm - Tendencias Del Desarrollo . Includes bibliographical references ISBN: 0821336819 Subjects--Topical Terms: Water supply--Developing countries--Planning--Case studiesSewage disposal--Developing countries--Planning--Case studiesPrivatization--Developing countries--Case studies