1991
B. Chuzeville,
Hydrologie tropicale et appliquee en Afrique subsaharienne. Paris, France: Agridoc International, 1991, p. 275 p. : fig., photogr., tab.
D. D. Mara, Pinfold, J., and Hubley, J.,
“A hygiene intervention study in rural north-east Thailand”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 9-12: 4 fig., ill., photogr., 1991.
A. Barmentloo,
“Hygiene-voorlichting in Nepal : een analyse”. Gezondheidskunde Lerarenopleiding Utrecht, Utrecht, The Netherlands, p. 56 p.: drwng., map., 1991.
F. Lai Khim,
“IDRC global handpump network”, in
Collaborative council global forum, Oslo, September 18-20, 1991 : collected papers, 1991, p. 9 p.: tab., map.
I. N. U. N. I. C. E. F. - Ne Delhi,
“IEC for WESS : report of field test”. UNICEF India Country Office, New Delhi, India, p. 202 p. : ill., tab., 1991.
J. VanSant, Sonnemann, J., and Klees, R.,
“Impacts and lessons learned from the rural water borne disease control project Swaziland”, vol. no. 328. Environmental Health Project (EHP), Arlington, VA, USA, p. x, 67 p.: 2 fig., 1 map, 4 tab., 1991.
R. T. Raab, Swanson, B. E., Wentling, T. L., and Clark, C. D.,
Improving training quality : a trainers' guide to evaluation, [Rev. ed.]. Rome, Italy: Food and Agriculture Organization (FAO), 1991, p. vii, 157 p.: fig.
C. Reij,
Indigenous soil and water conservation in Africa, vol. no. 27. London, UK: International Institute for Environment and Development (IIED), 1991, p. 35 p.: 4 fig., 2 tab.
Netherlands. Ministry of Housing, Spatial Planning and the Environment -NL, VROM,
Individuele behandeling van afvalwater bij verspreide bebouwing (IBA) : onderzoek fase 4B : IBA richtlijn, vol. no. 1991/7. The Hague, The Netherlands: Netherlands, Ministry of Housing, Spatial Planning and the Environment, 1991, p. 186 p. : fig., tab.
J. Hukka and Viitasaari, M.,
“Industrial wastewaters '89 Nairobi : proceedings of the first IAWPRC East African regional conference on industrial wastewaters, held in Nairobi, Kenya, 25-28 October 1989”. Pergamon, Oxford, UK, p. xiv, 106 p.: fig., tab., 1991.
M. Pillay and Terry, S.,
“Informal settlements : impact on water quality”, in
Infrastructure, environment, water and people : proceedings of the 17th WEDC Conference, United Nations Centre for Human Settlement (Habitat), Nairobi, Kenya, 19-23 August 1991, 1991, pp. P. 25-28: 6 fig.
J. Pickford,
“Infrastructure, environment, water and people : proceedings of the 17th WEDC Conference, United Nations Centre for Human Settlement (Habitat), Nairobi, Kenya, 19-23 August 1991”. Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, Loughborough, UK, p. xvi, 302 p.: fig., tab., 1991.
M. D. Smith,
“Infrastructure for low-income communities : proceedings of the 16th WEDC conference : Regional Centre for Urban and Environmental Studies (RCUES), Osmania University, Hyderabad, India, 27-31 August, 1990”. Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, Loughborough, UK, p. xii, 225 p.: fig., tab., 1991.
M. A. Harvey,
“Institutional development in the water sector in San Luis Potosi”. Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, Loughborough, UK, p. viii, 91, 14 p.: 20 fig., 4 tab., 1991.