1990
UN-HABITAT -Nairobi, KE, United Nations Human Settlements Programme,
« People, settlements and sustainable development ». UN-Habitat, United Nations Centre for Human Settlements, Nairobi, Kenya, p. iii, 69 p.: fig., tab., 1990.
N. Mukherjee,
« People, water and sanitation : what they know, believe and do in rural India », New Delhi, India: Rajiv Gandhi National Drinking Water Mission, 1990, p. 40 p.: fig., photogr.
M. Marchand et de Haes, H. A. Udo,
« The people's role in wetland management : proceedings of the International Conference Leiden, The Netherlands, June 5 - 8, 1989 ». Leiden University, Centre for Environmental Studies, Leiden, The Netherlands, p. xiii, 872 p. : fig., maps, tab., 1990.
P. Wirojanagud,
« The People's Volunteer Weir Programme : a three-way collaboration in irrigation »,
Waterlines, an international journal of water, sanitation and waste, p. p. 24-26: photogr., 1990.
K. Goitom,
Performance of pilot scale slow sand filters using different local sands in Ethiopia, vol. no. 44. Tampere, Finland: Tampere University of Technology, Institute of Water and Environmental Engineeri, 1990, p. 54 p., app. 3 p.: fig., tab.
J. Hecq et Dugauquier, F.,
Perimetres irrigues villageois en Afrique sahelienne. Ede, The Netherlands: Centre Technique de Cooperation Agricole et Rurale, 1990, p. 234 p.: fig., photogr., tab.
J. Hecq et Dugauquier, F.,
Petite hydraulique agricole a Madagascar. Ede, The Netherlands: Centre Technique de Cooperation Agricole et Rurale, 1990, p. 74 p.: fig., photogr.
P. H. Environmen City,
« The Philippine environment in the eighties ». Philippines, Environmental Management Bureau, Quezon City, The Philippines, p. xxiii, 301 p.: 51 fig., 119 tab., 1990.
T. C. Kandpal et Matthur, S. S.,
« Physics of solar water disinfection : an introductory review », in
Solar water disinfection : proceedings of a workshop held at the Brace Research Institute, Montreal, Que., Canada, 15-17 August 1988, 1990, p. P. 133-154: fig., tab.
IRC International Water and Sanitation Centre, The Hague, NL, ZM, Z. Department, ZM, Z. Department, et ZM, Z. Ministry o,
« Piped supplies for small communities project, Zambia : interim report, period January 1988 - December 1989 ». IRC, The Hague, The Netherlands, p. 11 p., 1990.
J. A. Hueb,
« Pipes and operation and maintenance in selected cities of Pakistan ». World Health Organization, Community Water Supply & Sanitation Unit, Geneva, Switzerland, p. 147 p.: tab., fig., photogr., 1990.
G. Ministerio GT,
« Plan nacional de abastecimiento de agua potable y saneamiento para el area rural 1991-1995 ». Guatemala, Ministerio de Salud Publica y Asistencia Social, Guatemala, Guatemala, p. 124 p. + ca. 60 p. annexes: fig., tab, 1990.
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.
D. Ey,
« Planning for water and sanitation programs in the Caribbean », vol. no. 303. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xv, 72 p.: fig., map, tab., 1990.