1990
T. Tenzing,
« Unaccounted for water management in Greater Kathmandu », in
Proceedings of the meeting of the Operation and Maintenance Working Group : Geneva, 19-22 June 1990. Volume 2. Case studies on operation and maintenance of rural and urban water supply systems, 1990, p. p. 84-94 : 2 fig., tab.
S. Loong Tong,
« uRAISON geographic information system for rural drinking water sources management ». University of Malaya, Institute of Advanced Studies, Kuala Lumpur, Malaysia, p. 18 p.: fig., 1990.
S. P. Dhungana,
« Urban basic services : a community profile, Biratnagar, Nepal ». UNICEF, Kathmandu, Nepal, p. 127 p.: 16 fig., 33 tab., photogr., map., 1990.
C. Presern,
« Urban basic services : a community profile, Lalitpur, Nepal ». UNICEF, Kathmandu, Nepal, p. 191 p.: 19 fig., 21 tab., map, photogr., 1990.
UN Economic Commission for Asia and the Pacific -Bangkok,TH, ESCAP,
Urban flood loss prevention and mitigation, vol. no. 68. New York, NY, USA: United Nations, 1990, p. 92 p.: fig., map, tab.
C. Furedy,
« Urban wastes and sustainable development : a comment on the Brundtland report », in
Maintenance of the biosphere : proceedings of the third International Conference on Environmental Future (3rd ICEF), 1990, p. Appendix IV (6 p. : 4 photogr.).
J. Pickford,
« Urgent urban water and waste problems »,
Waterlines, an international journal of water, sanitation and waste, p. p. 2-5: photogr., 1990.
M. Strauss et Blumenthal, U. J.,
« Use of human wastes in agriculture and aquaculture : utilization practices and health perspectives », vol. no. 08/90. International Reference Centre for Waste Disposal, Duebendorf, Switzerland, p. v, 327 p.: fig., map, tab., 1990.
B. Kay,
« Vector-borne disease implications and their control »,
Waterlines, an international journal of water, sanitation and waste, p. p. 3-6: photogr., 1990.
D. General fo DGIS,
« Verslag 1e studiedag drinkwater- en sanitatiesector, 8 december 1989 ». Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. 26 p., 1990.
P. E. P. A. H. O. - Lima,
« Vida : suplemento de salud ». Pan American Health Organization (PAHO), p. 34 issues: ill., 1990.
Johns Hopkins University -Baltimore, MD, US,
« Video for family planning ». Johns Hopkins University, Baltimore, MD, USA, p. video (26 min.): VHS, 1990.