1990
H. A. Garn,
« Financiacion de los servicos de abastecimiento de agua y saneamiento », presented at the 1990-01-01, Geneva, Switzerland, 1990, p. iii, 28 p.: fig., tab.
C. Vergara et Nino, J.,
« Financial and resources mobilization policy for the water and sanitation sector and considerations for the 1990s », in
Regional conference on water supply and sanitation : evaluation of the International Drinking Water Supply and Sanitation Decade and projections towards the year 2000, Puerto Rico, 4-6 September de 1990, 1990, p. 8 p. : 1 fig.
I. L. Nyumbu,
« Financing operation and maintenance of water supply systems in Zambia and Malawi », 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. 42-48.
H. A. Garn,
« Financing water supply and sanitation services », presented at the 1990-01-01, Geneva, Switzerland, 1990, p. iii, 27 p.: fig., tab.
K. E. U. N. E. P. - Nairobi,
« Fish farming ». UNEP, United Nations Environment Programme, Nairobi, Kenya, p. 52 p., 1990.
T. Williams, Moon, A., et Williams, M.,
« Food, environment and health : a guide for primary school teachers ». World Health Organization (WHO), Geneva, Switzerland, p. xix, 129 p.: ill., 1990.
M. Strauss,
« Food from waste »,
World health forum, p. p. 46-59: fig., photogr., tab., 1990.
WHO. Regional Office for Europe -Copenhagen, DK, EURO, Pamplona, E. S. Foundation, et ES, N. (State). D.,
Framework programme on environmental health care for primary health care teams in Navarra. Copenhagen, Denmark: World Health Organization Regional Office for Europe, 1990, p. 243 p.
M. Yacoob,
« From users to managers : community involvement in water-supply and sanitation projects »,
Waterlines, an international journal of water, sanitation and waste, p. p. 30-32: photogr., 1990.
F. Valiron,
Gestion des eaux : principes, moyens, structures, 2nd rev. ed.ᵉ éd. Paris, France: Presses de l'Ecole Nationale des Ponts et Chaussees, 1990, p. 350 p.: 107 fig., 72 tab.
A. Anizon,
« Gestion financiere municipale en Afrique : guide pour la formation continue ». World Bank, Economic Development Institute, Washington, DC, USA, p. v, 218 p.: tab., 1990.
UNDP -New York, NY, US,
« Global consultation on safe water and sanitation for the 1990s, 10-14 September 1990, New Delhi, India : safe water 2000 : the New Delhi Statement ». UNDP (United Nations Development Programme), New York, NY, USA, p. 7 p., 1990.
UNDP -New York, NY, US,
« Global consultation on safe water and sanitation for the 1990s, New Delhi, India, September 10-14, 1990 : background paper », presented at the 1990-01-01, New York, NY, USA, 1990, p. x, 52 p.: fig.