Dole, David Economic issues in the design and analysis of a wastewater treatment project David Dole - Manila : Asian Development Bank, 2002. - 30 p. ; 29 cm. - ERD Technical note series: no. 4 . - ERD working paper ; no. 4. . Includes bibliographical references (p. 20). Subjects--Topical Terms: Wastewater--ProdectAtık sular--Korunması Dewey Class. No.: 363.7284 / DOL 2002