Biblio

W. E. Taylor, “Forty-fifth report on the result of the bacteriological, chemical and biological examination of the London waters for the years 1971-1973”, vol. no. 45. Metropolitan Water Board, London, UK, p. 188 p., 1974.

M. B. Pescod, “Investigation of rational effluent and stream standards for tropical countries”. Asian Institute of Technology, Environmental Engineering Division, Bangkok, Thailand, p. vi + 61 p. : 6 fig. 16 tab., 1974.

B. C. J. Zoeteman, “The potential pollution index as a tool for river water quality management”, vol. no. 6. IRC, The Hague, The Netherlands, p. 39 p.: fig., tab., photogr., 1973.

T. A. H. A. L. Consulting Ltd. and Engineering Science, Inc. -Pasadena, CA, US, “Design phase of the water supply and sewerage scheme, Accra-Tema metropolitan area, Ghana : Weija new dam for municipal water supply and irrigation : addendum”. United Nations Special Fund, New York, NY, USA, p. 18 pp.: fig. tab. 4 ref., 1968.

P. Guinvarc'h and Blanchard, P., “Comparaison entre la filtration lente et la filtration rapide : rapport national francais pour le sujet no. 7 au 3e Congres de l'Association Internationale des Distributions d'Eau (Londres, 1955)”, Technique sanitaire et municipale, pp. p. 89-128, 1955.

El río Paraná en su tramo medio : contribución al conocimiento y prácticas ingenieriles en un gran río de llanura. p. 301 p. : photo's, map., tab.

I. O. Oenga, “Kilifi water supply project: review of project proposal”. African Medical and Research Foundation (AMREF), Nairobi, Kenya, p. ii, ca. 46 p. : tabs.