1989
P. Boocock,
«Simple village gravity water supply», in
Water, engineering and development in Africa : proceedings of the 15th WEDC Conference, Kano, Nigeria, 3-7 April 1989, 1989, pp. P. 117-120: fig., tab.
Cowater International -Ottawa, Ont., CA, Lahore, P. K. N. E. S. P. A. K. -, y Wardrop-Acres -Winnipeg, Man, CA,
«Sind : strategic provincial investment plan and project preparation for rural water supply, sanitation and health : inception report». Wardrop-Acres, Winnipeg, Man, Canada, p. ca. 200 p.: fig., tab., 1989.
Cowater International -Ottawa, Ont., CA, Lahore, P. K. N. E. S. P. A. K. -, y Wardrop-Acres -Winnipeg, Man, CA,
«Sindh [Sind] : strategic provincial investment plan and project preparation for rural water supply, sanitation and health : draft investment plan». Wardrop-Acres, Winnipeg, Man, Canada, p. vi, 99 p.: fig., tab., 1989.
D. B. Edwards, Larrea, O. R., y Gonzalez, N. L.,
«Sistema integral de prestacion de servicos de salud a las zonas rurales del Ecuador : evaluacion final», vol. no. 264. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ca. 90 p., 1989.
IRC International Water and Sanitation Centre, The Hague, NL y National Environmental Engineering Research Institute -Nagpur, IN, NEERI,
«Slow sand filtration : phase IV final report». National Environmental Engineering Research Institute, NEERI, Nagpur, India, p. 118 p.: fig., tab., 1989.
S. Vigneswaran, Bhattarai, K. K., y R. Tiwaree, S.,
«Small community water supply : an illustrative manual». Asian Institute of Technology, Environmental Engineering Division, Bangkok, Thailand, p. vi, 56 p.: fig., 1989.
K. E. Kefinco - Kakamega, FI, F. Ministry o, Helsinki, F. I. Kefinco -, y KE, K. Ministry o,
«Socio economic survey report North Idakho location». Kefinco, Helsinki, Finland, p. 40 p., 1989.
D. C. Das y Pandey, C. M.,
«Soil conservation for perspective water management, environment and land productivity : paper presented at the national seminar on new perspectives in water management, New Delhi». India, Ministry of Agriculture, Soil and Water Conservation Division, New Delhi, India, p. 21 p. (A3): fig., tab., 1989.
K. T. Chin,
«Solid waste disposal service : the case of Penang island», in
Urban management in Asia : issues and opportunities, 1989, pp. P. 141-145.
U. Pradesh (S. IN,
«Spot survey sanitation activities in the rural areas of Uttar Pradesh». India (Uttar Pradesh), Directorate of Panchayati Raj, Lucknow, India, p. 30 p.: map, tab., 1989.
D. B. Bhatt,
«Status report of pre-review mission on the Netherlands Government supported Rural Water Supply Projects in Kerala State, August 24 - September 8, 1989». Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. 143 p.: fig., map., tab., 1989.
R. Directorat Region, Kathmandu, N. P. No-frills, y Pokhara, N. P. Helvetas -,
«Status survey of 200 water supply projects : final report». Helvetas, Community Water Supply and Sanitation Programme, Pokhara, Nepal, p. 40 p.: fig., tab., 1989.
J. E. Gould,
«Strategies for overcoming the obstacles associated with "software" aspects of rain water catchment systems implementation», in
Proceedings of the Fourth International Conference on Rain Water Cistern Systems : 2-4 August 1989, Manila, Philippines, 1989, pp. P. B3-1 - B3-16.