Biblio

W. Journey, Spira, W., and Skillicorn, P., “Duckweed aquaculture : a new aquatic farming system for developing countries”. World Bank, Washington, DC, USA, p. x, 76 p.: 1 box, 25 fig., 2 tab., 1993.

M. Mendez, “Planning for water and sanitation programs in the Caribbean”, vol. no. 335. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xv, 94 p.: 36 fig., 23 tab., 1992.

S. Vigneswaran, Vigneswaran, B., and Ben Aim, R., Application of microfiltration for water and wastewater treatment, vol. no. 31. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1991, p. 184 p.: fig., tab.

E. Robson, “Duckweed : a lowly plant finds a richer role cleansing waste and creating protein”, Source, pp. p. 22-26: photogr., 1991.

M. Yacoob and Cook, T., “Evaluating community participation”, vol. no. 98. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. iii, 23 p.: fig., 1991.

A. Falkland and Custodio, E., Hydrology and water resources of small islands : a practical guide, vol. no. 49. Paris, France: UNESCO, 1991, p. xiii, 435 p.: fig., tab.

B. Bradford and Brand, A., “Rainwater harvesting and water use in the barrios of Tegucigalpa”. UNICEF, Tegucigalpa, Honduras, p. XI, 60 p.: 11 fig., 6 tab., ill., photogr., 1991.

H. Schiller, “Sewage treatment with soil-and-plant filters : report from the Sierra de Cordoba, Argentina”, Gate : technology and development, pp. p. 24, 29-30: 3 fig., 1991.

R. Rojas, Lloyd, B. J., Wheeler, D., Pardon, M., Wedgwood, K., and Bartram, J., Surveillance and improvement of Peruvian drinking water supplies. Guildford, UK: University of Surrey, Robens Institute, 1991, p. xii, 54 p.: fig., tab., photogr.

World Bank -Washington, DC, US, “UNDP-World Bank Water and Sanitation Program : a forward-looking assessment”. UNDP-World Bank Water and Sanitation Program, Washington, DC, USA, p. x, 89 p.: fig., tab., 1991.

M. L. S. Bergey, “Wind-electric water pumping in Naima, Morocco : a case study”. USAID, Office of Energy and Infrastructure, Washington, DC, USA, p. 15 p. + 17 p. annexes: drawing, photogr., 1991.

M. C. Viland, “Manuel pratique : controle bacteriologique de l'eau par la methode "milliva"”. Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ), Eschborn, Germany, p. 34 p.: fig., drwng., 1990.