1991
R. Helmer et Ballance, R. C.,
« Potable water quality requirements : WHO »,
Water supply : the review journal of the International Water Supply Association, p. p. IR 8/18 - IR 8/25 : 9 tab., 1991.
L. Y. Pouliquen,
« Poverty, infrastructure and the environment »,
Waterlines, an international journal of water, sanitation and waste, p. p. 26-29: photogr., 1991.
M. Ferroni et Kanbur, R.,
Poverty-conscious restructuring of public expenditure, vol. no. 9. Washington, DC, USA: World Bank, 1991, p. vii, 21 p. : 4 tab.
A. Scott,
« Power and people : aspects of micro-hydro »,
Waterlines, an international journal of water, sanitation and waste, p. p. 11-13: photogr., 1991.
D. M. Nielsen,
Practical handbook of ground-water monitoring. Chelsea, MI, USA: Lewis, 1991, p. x, 717 p.: fig., tab.
G. Craun, Swerdlow, D., Tauxe, R., Clark, R., Fox, K., Geldreich, E., Reasoner, D., et Rice, E.,
« Prevention of waterborne cholera in the United States »,
Journal American Water Works Association, p. p. 40-45: photogr., 1991.
J. A. Mueller,
« The price of water in rural Africa : the Lesotho case ». Helvetas, Swiss Association for Development and Cooperation, Zurich, Switzerland, p. iv, 29 p.: fig., tab., 1991.
N. C. South Paci Noumea et International Centre for Ocean Development -Halifax, NS, CA,
« The principles of extension and communication skills : a manual for the fisheries extension officers in the Pacific islands », vol. no. 30. South Pacific Commission, Noumea, New Caledonia, p. v, 92 p.: fig., ill., 1991.
D. Laredo,
« Principles of tariff design for water and wastewater services », vol. no. 348. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. v, 24 p.: fig., 1991.
B. M. Saunier,
« The private sector and capacity building in the management of water supply enterprises », in
A strategy for water sector capacity building : proceedings of the UNDP symposium, Delft, 3-5 June, 1991, 1991, p. P. 123-138: 3 fig., 5 tab.
WASH -Arlington, VA, US,
« Private sector participation in urban water supplies issues for investment in Indonesia : volume I : a strategic framework for increasing private sector participation in urban water supply in Indonesia », vol. no. 330. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xv, 33 p.: fig., tab., 1991.
M. W. Blokland, Alaerts, G. J., Blair, T. L., et van Hofwegen, P.,
« Procedures and partners for capacity building in the water sector », in
A strategy for water sector capacity building : proceedings of the UNDP symposium, Delft, 3-5 June, 1991, 1991, p. P. 71-87: 8 fig.
International Institute for Environment and Development -London, GB, IIED,
« Proceedings of the local level adaptive planning workshop, London », vol. no. 11. International Institute for Environment and Development (IIED), London, UK, p. 86 p.: fig., tab., 1991.
A. L. Berthe, Blokland, A., Bouare, S., Diallo, B., Diarra, M. M., Mariko, F., N'Djim, H., Sanogo, B., et Geerling, C.,
Profil d'environnement Mali-Sud : etat des resources naturelles et potentialites de developpement. Amsterdam, The Netherlands: Royal Tropical Institute, 1991, p. 79 p. + 1 map: 3 fig., 13 maps, 19 tab., photogr.