1990
L. Vincent,
« Environmentally sound irrigation projects »,
Waterlines, an international journal of water, sanitation and waste, p. p. 3-6: photogr., tab., 1990.
N. C. Thanh et Biswas, A. K.,
Environmentally-sound water management. New Delhi, India: Oxford University Press, 1990, p. : fig., tab.
F. R. C. E. F. I. G. R. E. - S. Antipolis et Geneva, C. H. Collaborat,
« ESA collaborative council meeting, Sophia Antipolis, France, November 28 - December 1, 1989 : proceedings ». ESA Collaborative Council, Environmental Health Div., World Health Organization, Geneva, Switzerland, p. various paging, 1990.
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.
B. Kamp, Rolot, D., Nditabiriye, D., Naveau, H., et Nyns, E. - J.,
« Etat et perspectives de la biomethanisation en milieu burundais. Pt. 1 »,
Echos du COTA, p. p. 15-20: fig., 1990.
B. Kamp, Rolot, D., Nditabiriye, D., Naveau, H., et Nyns, E. - J.,
« Etat et perspectives de la biomethanisation en milieu rural burundais. Pt. 2 »,
Echos du COTA, p. p. 20-24: fig., 1990.
W. F. Miller,
« Etude de l'impact de la DIEPA sur la schistosomiase », vol. no. 6. World Health Organization, Community Water Supply & Sanitation Unit, Geneva, Switzerland, p. 25 p.: fig., photogr., tab., 1990.
J. Haratani, Webb, A. K., et C. Soyer, R.,
« Evaluacion final del proyecto de sistemas rurales de abastecimiento de agua y saneamiento ambiental Peru », vol. no. 294. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xvi, 105 p.: chart, map, photogr., tab., 1990.
P. Roark,
« Evaluation guidelines for community-based water and sanitation projects », vol. no. 64. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. v, 80 p., 1990.
M. N. Rao,
« Evaluation of handpump programme in Karnataka ». Institute for Social and Economic Change, Bangalore, India, p. 123 p., 8 p. pl.: fig., tab., 1990.
M. N. Rao,
« Evaluation of handpump programme in Karnataka : executive summary ». Institute for Social and Economic Change, Bangalore, India, p. 11 p.: 1 map, 1990.
E. Kelengwe,
Evaluation of oxidation ditch technology with reference to the Limuru plant in Kenya, vol. no. 46. Tampere, Finland: Tampere University of Technology, Institute of Water and Environmental Engineeri, 1990, p. 60 p.: fig., tab.
J. B. Nyamwange,
« Evaluation of photovoltaic water pumping systems in Kenya : case study Chwele water supply scheme ». Tampere University of Technology, Dept. of Civil Engineering, Tampere, Finland, p. iv, 49 p. + appendices (28 p.) : 16 fig., tab., 1990.
P. Koenig,
« Evaluation of the drinking water supply and sanitation decade (1981-1990) in Latin America and the Caribbean - an outlook to the 1990s and beyond : report of the Collaborative Council of External Support Agencies », in
Regional conference on water supply and sanitation : evaluation of the International Drinking Water Supply and Sanitation Decade and projections towards the year 2000, Puerto Rico, 4-6 September de 1990, 1990, p. ix, 27 p. + 15 p. annexes : tab.
Housing, Urban Development and Municipal Affairs -New Delhi, IN, HUDMA, 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 : Andhra Pradesh ». Housing and Urban Development Corporation, New Delhi, India, p. 9 p., 1990.