1986
L. M. Gross et Larrea, O. R.,
« Preliminary design for handpump installation project in El Salvador », vol. no. 187. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. x, 61 p.: fig., tab., 1986.
E. E. N. Nyangeri,
« Rehabilitation of hand-dug wells and protected springs in Kisii, Kenya », vol. no. 29. Tampere University of Technology, Tampere, Finland, p. 110 p.: fig., tab., 1986.
P. E. C. E. P. I. S. - Lima, Lima, P. E. DelAgua -, et PE, P. Ministerio,
« The rehabilitation of the water treatment system of the rural community of Cocharcas, Huancayo/Junin, Peru : a pilot project report concerning horizontal roughing filtration ». Peru, Ministerio de Salud, Direccion Tecnica de Salud Ambiental, Lima, Peru, p. 51 p. ; fig., tab., 1986.
E. H. Hofkes et Visscher, J. T.,
Renewable energy sources for rural water supply, vol. no. 23. The Hague, The Netherlands: IRC, 1986, p. xv, 168 p. : fig., tab.
R. A. Lambert,
« The rope-washer pump : a manual ». Robert A. Lambert, Harare, Zimbabwe, p. 20 p.: fig., 1986.
P. V. Hebert et Yniguez, C.,
« Sensitivity of water distribution costs to design and service standards : a Philippine case study », vol. no. 16. World Bank, Washington, DC, USA, p. iv, 32 p. : fig., tab., 1986.
A. Rachwal, Rodman, D., West, J., et Zabel, T.,
« Uprating and upgrading slow sand filters by pre-ozonation »,
Effluent and water treatment journal, p. p. 143-149, 1986.
E. J. Martin,
Water and wastewater cost analysis handbook for Latin America and the Caribbean. Washington, DC, USA: Inter-American Development Bank, 1986, p. iii, 60 p. + 3 floppies: fig.
A. Ohlsson,
« Well-drilling rigs in rural Africa : a comparative study ». Linkoping University, Institute of Technology, Linkoping, Sweden, p. 87 p.: fig., tab., 1986.