1990
WHO -Geneva, CH, World Health Organization,
« Proceedings of a seminar on water resources development and vector-borne diseases in Kenya, Kisumu, 11-13 September 1988 ». World Health Organization PEEM Secretariat, Geneva, Switzerland, p. 101 p.: fig., tab., 1990.
WHO -Geneva, CH, World Health Organization, Geneva, C. H. W. S. S. C. C. Work, et Eschborn, D. E. G. T. Z. -,
« Proceedings of the meeting of the Operation and Maintenance Working Group, Geneva, 19-22 June 1990. Volume 1. Report of the meeting ». World Health Organization, Community Water Supply & Sanitation Unit, Geneva, Switzerland, p. iv, 28 p. : 1 fig., 1990.
I. N. U. N. I. C. E. F. Reg Delhi, Delhi, I. N. World Bank, et IN, I. Rajiv Gand,
« Proceedings of the national workshop on potential improvements in India Mark II deepwell handpump design : May 24 & 25, 1990, India International Centre, Max Mueller Marg, New Delhi ». World Bank Regional Water and Sanitation Group South Asia, New Delhi, India, p. 92 p.: fig., tab., 1990.
N. L. I. L. A. C. O. - Arnhem, YE, Y. Ministry o, et DGIS, D. General fo,
« Proceedings of the seminar 'From depletion to a prudent use of groundwater', Rada, Republic of Yemen, 18-20 June 1990 ». Ilaco, Arnhem, The Netherlands, p. iii, 159, 207 p.: fig., photogr., tab., 1990.
WHO -Geneva, CH, World Health Organization,
« Programme for control of diarrhoeal diseases : seventh programme report 1988-1989 ». World Health Organization, Diarrhoeal Diseases Control Programme, Geneva, Switzerland, p. ii, 121 p.: fig., tab., 1990.
D. Yohalem,
« Programming guide for guinea worm eradication », vol. no. 329. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. viii, 100 p., 1990.
Z. Ministry o ZW,
« Project management handbook for water supply and sanitation projects ». Zimbabwe, Department of Environmental Health Services, Harare, Zimbabwe, p. 136 p.: fig., 1990.
United Nations -New York, NY, US,
« Promotion of women's participation in water resources development : report of a seminar, Bamako, Mali, 14-18 November 1988 », vol. no. 25. United Nations, New York, NY, USA, p. iv, 63 p.: fig., tab., 1990.
C. E. Fuller et Kane, J. K.,
« Proposed hydrological monitoring and evaluation unit for the Ministry of Agriculture and Fisheries aquifer recharge program », vol. no. 285. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. viii, 86 p.: fig., map, tab., 1990.
O. Odeyemi,
« Prospects and limitations of using solar energy for water disinfection », in
Solar water disinfection : proceedings of a workshop held at the Brace Research Institute, Montreal, Que., Canada, 15-17 August 1988, 1990, p. P. 34-43: tab.
M. Q. Patton,
Qualitative evaluation and research methods, 2nd ed.ᵉ éd. Newbury Park, CA, USA: SAGE Publications, 1990, p. 532 p.
N. Tunyavanich et Hewison, K.,
« Rainwater storage in cement jars in northeastern Thailand »,
International journal of water resources development, p. p. 129-136: tab., photogr., 1990.
P. Paramasivam, Ong, K. C. G., Tan, K. H., et Lee, S. L.,
« Rainwater storage using ferrocement tanks in developing countries »,
Journal of ferrocement, p. p. 377-384: fig., tab., 1990.