1990
G. B. Environmen Albans,
“International environmental technology”. Environmental Technology (Publications), St. Albans, UK, 1990.
S. S. Schmidt,
“International standardization in water quality”,
Aqua : journal of water supply research and technology, pp. p. 6-16: tab., 1990.
C. Guinchat, Menou, M., and Blanquet, M. - F.,
Introduction generale aux sciences et techniques de l'information et de la documentation, 2nd enl. ed.nd ed. Paris, France: UNESCO, 1990, p. 543 p.: fig., tab.
C. Bartone, Bernstein, J. D., and Wright, F.,
“Investments in solid waste management : opportunities for environmental improvement”, vol. WPS405. World Bank, Policy, Research and External Affairs Complex, Washington, DC, USA, p. v, 85 p.: 6 fig., 5 tab., 1990.
“IRC International Water and Sanitation Centre Annual Report 1989”. IRC, The Hague, The Netherlands, p. 83 p. : fig., maps, photogr., 1990.
“January 1990”,
VITA news. 1990.
P. Wirojanagud and Vanvarothorn, V.,
“Jars and tanks for rainwater storage in rural Thailand”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 29-32: photogr., tab., 1990.
D. McNeill, Kruger, A., and Klepsvik, I.,
“Joint review of TAN 055 Kigoma water programme”. NORAD, Norwegian Agency for Development Cooperation, Oslo, Norway, p. 38 p.: tab., 1990.
T. Katko, Hukka, J., and Seppala, O.,
“Kenya water sector : discussion paper”. Tampere University of Technology, Institute of Water and Environmental Engineeri, Tampere, Finland, p. 95 p.: fig., tab., 1990.
K. E. Kefinco - Kakamega, Helsinki, F. I. F. I. N. N. I. D. A. -, and KE, K. Ministry o,
“Kenya-Finland Western Water Supply Programme : annual report Jul 89 - Jun 90”. Kefinco, Helsinki, Finland, p. 42 p. + annexes (ca. 70 p.) : fig., tab., 1990.
F. I. F. I. N. N. I. D. A. - Helsinki, Helsinki, F. I. Kefinco -, and KE, K. Ministry o,
“Kenya-Finland Western Water Supply Programme : quarterly review Jul 90 - Sep 90”. FINNIDA, Ministry of Foreign Affairs, Helsinki, Finland, p. 19 p. + annexes (ca. 48 p.) : fig., tab., 1990.
E. Bolt and Heeger, J.,
“The Kwemakame drinking water project in Tanzania”. Agricultural University Wageningen, Wageningen, The Netherlands, p. 29 p.: fig., photogr., 1990.
M. Elmendorf,
“La Decennie de l'Eau Potable et de l'Assainissement et la participation des femmes”, vol. no. 2. World Health Organization, Community Water Supply & Sanitation Unit, Geneva, Switzerland, p. 33 p.: photogr., 1990.
K. E. Kemper and Guldbrand, K. E.,
“La Malienne : a comparative study of two hand-pump projects in Casamance, Senegal”. Linkoping University, Department of Management and Economics, Linkoping, Sweden, p. v, 89, 8 p.: fig., tab., map., photogr., 1990.