Dole, David Economic issues in the design and analysis of a wastewater treatment project / Dole David - Manila : Asian Development Bank, 2002 - 30 p. : ill. ; 28 cm. - ERD Technical Note Series; No. 4 . July 2002 References : p.20 ISBN: Hadiah Subjects--Topical Terms: Sewage--Purification--Economic aspectsWater-supply--Economic aspectsSewage--Purification--Economic aspects--ChinaSewage disposal plants--Economic aspectsSewage disposal plants--Economic aspects--China