1990
U. Frohlich,
“25 Jahre Projektarbeit in Kamerun : Erfahrungen, Erkentnisse und Lehren”. Helvetas, Swiss Association for Development and Cooperation, Zurich, Switzerland, p. 74, 17 p.: fig., tab., 1990.
CARE -New York, NY, US,
“Community management enhancement workshop, May 6-17, 1990, Sohag, Egypt”. CARE, New York, NY, USA, p. 76 p.: drawing, 1990.
J. Christmas,
“Management by monitoring : the water and sanitation sector”, in
Workshop on goals and indicators for monitoring and evaluation for water supply and sanitation, 25-29 June 1990, Geneva, WHO : [papers and background materials], 1990, p. 10 p.
D. Ey,
“Planning for Central America water and sanitation programs”, vol. no. 301. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xvi, 110 p.: fig., map, tab., 1990.
D. Ey,
“Planning for water and sanitation programs in Bolivia, Ecuador, and Peru”, vol. no. 302. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xiii, 62 p.: fig., map, tab., 1990.
J. T. Visscher and Lee, M. D.,
“Water harvesting in five African countries”, vol. no. 14. IRC, The Hague, The Netherlands, p. xiii, 108 p.: fig., tab., 1990.
1989
H. N. U. N. I. C. E. F. - Tegucigalpa and Tegucigalpa, H. N. S. A. N. A. A. -,
“Estrategia de trabajo de promocion comunitaria”. Honduras, Servicio Autonomo Nacional de Acueductos y Alcantarillados, Tegucigalpa, Honduras, p. 7 p. + annexes (ca. 30 p.), 1989.
N. - NP and Helsinki, F. I. F. I. N. N. I. D. A. -,
“Nepal Rural Water Supply and Sanitation Project in the Western Development Region : phase I 1990 - 1993”. FINNIDA, Ministry of Foreign Affairs, Helsinki, Finland, p. vi, 41 p.: fig., map, tab., 1989.
M. Jansen, Sarma, S., and Dave, S.,
“Use and maintenance of sanitation facilities in low income shelter areas : study of Malkapur town, Maharashtra”. Human Settlement Management Institute, New Delhi, India, p. 26 p.: fig., 1989.
P. Evans,
“Water and sanitation sector review and action plan 1990 - 95”. National Steering Committee International Drinking Water Supply and Sanitation Decade, Maseru, Lesotho, p. 65 p.: fig., 1989.