1989
K. K. Bhattarai, R. Tiwaree, S., et Polprasert, C.,
« Sanitation technology and related health aspects : an illustrative manual ». Asian Institute of Technology, Environmental Engineering Division, Bangkok, Thailand, p. vii, 68 p.: fig., tab., 1989.
P. Adamson,
« Savoir pour sauver : le defi de la communication ». UNICEF, Facts for Life Unit, New York, NY, USA, p. xiv, 82 p.: photogr., 1989.
P. Avery,
Sediment control at intakes : a design guide. Bedford, UK: BHRA Fluid Engineering, 1989, p. x, 143 p.: fig.
E. M. Eigenherr,
« Selective collection of waste : a community approach »,
Gate : technology and development, p. p. 7-9: photogr., tab., 1989.
W. - J. Ng,
« Sequencing batch reactor (SBR) treatment of wastewaters », vol. no. 28. Environmental Sanitation Information Center, ENSIC, Bangkok, Thailand, p. 54 p.: fig., tab., 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, p. P. 117-120: fig., tab.
Cowater International -Ottawa, Ont., CA, Lahore, P. K. N. E. S. P. A. K. -, et 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. -, et 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., et 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 et 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., et 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 -, et KE, K. Ministry o,
« Socio economic survey report North Idakho location ». Kefinco, Helsinki, Finland, p. 40 p., 1989.
D. C. Das et 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, p. P. 141-145.