1990
B. Shore et Young, D.,
« Advantages of rehabilitation over replacement ». Asian Development Bank, Manila, Philippines, p. 31 p., ann. 6 p.: tab., 1990.
T. S. Katko,
« Cost recovery in water supply in developing countries »,
International journal of water resources development, p. p. 86-94: fig., 1990.
A. Okorafor, Okore, A., McPhail, A., et Whittington, D.,
« Cost recovery strategy for rural water delivery in Nigeria », vol. no. 369. World Bank, Infrastructure and Urban Development Department, Washington, DC, USA, p. 36 p. : fig., tab., 1990.
J. Hukka,
Environmental sanitation : beyond the Decade : discussion paper, vol. no. 40. Tampere, Finland: Tampere University of Technology, 1990, p. 63 p.: tab.
X. Mu, Whittington, D., Barron, W., et Briscoe, J.,
« Estimating the willingness to pay for water services in developing countries : a case study of the use of contingent valuation surveys in southern Haiti »,
Economic development and cultural change, p. p. 293-311: 5 tab., 1990.
I. N. Operations Baroda, Delhi, I. N. H. U. D. C. O. - New, et Human Settlements Management Institute -New Delhi, IN, HSMI,
« Evaluation study of low cost sanitation programme : West Bengal ». Housing and Urban Development Corporation, New Delhi, India, p. 11 p., 1990.
H. A. Garn,
« Financiacion de los servicos de abastecimiento de agua y saneamiento », presented at the 1990-01-01, Geneva, Switzerland, 1990, p. iii, 28 p.: fig., tab.
H. A. Garn,
« Financing water supply and sanitation services », presented at the 1990-01-01, Geneva, Switzerland, 1990, p. iii, 27 p.: fig., tab.
D. T. Lauria,
« Strategy for planning periurban water systems : a case study from Guatemala », vol. no. 310. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. vi, 55 p.: fig., tab., 1990.
J. Briscoe, P. de Castro, F., Griffin, C., North, J., et Olsen, O.,
« Toward equitable and sustainable rural water supplies : a contingent valuation study in Brazil »,
World Bank economic review, p. p. 115-134: fig., tab., 1990.
1989
J. P. Mason et Cutbill, C.,
« Analysis of a sociocultural survey of household water use and sanitation practices in Djibouti City », vol. no. 242. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. x, 74 p.: fig., tab., 1989.
R. Suresh,
« Drinking water in Kerala : facts, figures and opinions on the use, availability and treatment of water », vol. no. 4. Kerala Water Authority, Socio-Economic Units, Trivandrum, India, p. 42 p.: fig., tab., 1989.
WHO -Geneva, CH, World Health Organization,
« Managerial and financial principles for water supply and sanitation agencies : report of the fourth Consultation on Institutional Development : Working Group on Cost Recovery, Geneva, 21-25 November 1988. Volume I ». World Health Organization (WHO), Geneva, Switzerland, p. ii, 27 p., 1989.
D. T. Lauria, Mu, X., et Whittington, D.,
« Paying for urban services : a study of water vending and willingness to pay for water in Onitsha, Nigeria : case study ». World Bank, Infrastructure and Urban Development Department, Washington, DC, USA, p. iii, 34 p.: fig., tab., 1989.
P. S. Rodriguez, Rodriguez, R. M., et E. Morr, S.,
« Prestacion del servicio de acueducto y alcantarillado en Barranquilla, Colombia : la participacion de los pobladores : estudios de caso, Los Laureles y Siete de Abril ». Foro Nacional por Colombia, Bogota, Colombia, p. 38 p.: 10 tab., 1989.