1991
R. Chambers, Mascarenhas, J., Shah, P., Joseph, S., Jayakaran, R., Devavaram, J., Ramachandran, V., Fernandez, A., en Pretty, J.,
“Participatory rural appraisal : proceedings of the February 1991 Bangalore PRA trainers workshop”, vol. no. 13. International Institute for Environment and Development (IIED), London, UK, p. 143 p.: fig., tab., photogr., 1991.
K. B. Kurup,
“Participatory strategies in water, health and rural development programmes”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 2-5: photogr., 1991.
C. P. Dodge,
“Pathogen overload in Bangladesh”, in
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J. E. M. Smet, Cairncross, S., Killewo, J. Z. J., Maikwano, L. F., en van Asten, H.,
“Patterns of hookworm and ascaris infection in Dar es Salaam”,
Acta tropica, pp. p. 247-249: tab., 1991.
T. S. Katko,
Paying for water in developing countries, vol. no. 74. Tampere, Finland: Tampere University of Technology, 1991, p. 240 p.: fig., tab.
M. Borghei,
“Performance of small sewage works in Tehran”, in
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, 1991, pp. P. 149-151: 2 tab.
P. Heyns,
“Perspective on water affairs”. Namibia, Department of Water Affairs, Investigations and Research, Windhoek, Namibia, p. 63 p.: 5 fig., 5 maps, 27 tab., 1991.
F. W. Pontius,
“Phase II organic and inorganic contaminant regulations”,
Journal American Water Works Association, pp. p. 20-22, 77-79: 8 tab., 1991.
D. K. D. A. N. I. D. A. - Copenhagen, Water, Eand Minera, en Development, W. Affairs an,
“Phase III of the Rural Water Supply Programme in Iringa, Mbeya and Ruvuma regions : final report of the First Annual Joint Tanzanian - Danish Review Mission, which took place from 26th August to 12 September 1991”. DANIDA, Ministry of Foreign Affairs, Copenhagen, Denmark, p. 2 vol. (vii, 55, 106 p.): fig., map, tab., 1991.
P. K. Koner, Joshi, J. C., en Chopra, K. L.,
“A photovoltaic water pump testing facility”,
RERIC international energy journal, pp. p. 81-97: 9 fig., 4 tab., 1991.
C. Departamen CO,
“Plan nacional de prevencion, control y erradicacion del colera”. Colombia, Departamento Nacional de Planeacion, Bogota, Colombia, p. 29 p. : tab., 1991.
N. O. N. O. R. A. D. - Oslo,
“Plan of operation for NORAD assistance to the government of Zimbabwe”. NORAD, Norwegian Agency for Development Cooperation, Oslo, Norway, p. 2 vols. : fig., tab., 1991.
“Pollution effects of brewery wastes : Ruaraka river”, in
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P. M. A. A. Odira en Nairobi, K. E. University,
“Pollution profile of Thika river”, 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. 285-288: 3 fig., 3 tab.
W. Lutz en Toth, F. L.,
“Population, economy, and environment in Mauritius : proceedings of a task force meeting held under the UNFPA sponsored project "Population and Sustainable Development: Mauritius" at IIASA, Laxenburg, Austria, 3-5 September 1990”. International Institute for Applied Systems Analysis, Laxenburg, Austria, p. vii, 331 p.: fig., tab., 1991.
A. M. El Hadi en SD, K. Sugar Comp,
“Portable water treatment plant”, in
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N. Ahmad,
“Position paper local government department”. Balochistan Local Government and Rural Development Department, Quetta, Pakistan, p. 27 p. + 53 p. ann., 1991.