Biblio

World Bank -Washington, DC, US y Paris, F. R. O. E. C. D. -, «Environment for Europe : Ministerial Conference, Lu[c]zern, 28th - 30th April 1993». World Bank, Washington, DC, USA, p. 2 vol. (ca. 110, 310 p.): boxes, fig., maps, tab., 1993.

D. T. Lauria, Wright, A. M., Hughes, J., Choe, K., Whittington, D., y Swarna, V., «Household demand for improved sanitation services : a case study of Kumasi, Ghana», vol. no. 3. World Bank, Water and Sanitation Division, Washington, DC, USA, p. ix, 118 p.: 17 fig., 24 tab., 1992.

D. B. Gupta, «The importance of water resources for urban socio-economic development», in International conference on water and the environment : development issues for the 21st century : 26-31 January 1992, Dublin, Ireland : keynote papers, 1992, pp. P. 5.1 - 5.19: 7 tab.

D. Kinley, «Kumasi's people pay for better sanitation services», Source, pp. p. 4-9: photogr., 1992.

M. Falkenmark y Bhatia, R., «Water resource policy and the urban poor : innovative approaches and policy imperatives : a background paper for the working group on "water and sustainable development" : international conference on water and environment : development issues for the 21st». p. 35 p.: tab., fig., 1992.

I. N. Society fo Delhi, «Where a community maps its resources», Down to earth, p. p. 42: photogr., 1992.

N. B. Ayibotele, «The world's water : assessing the resource», in International conference on water and the environment : development issues for the 21st century : 26-31 January 1992, Dublin, Ireland : keynote papers, 1992, pp. P. 1.1 - 1.26: 8 fig., 11 tab.

C. Wheal, «Freshwater pollution», vol. no. 6. UNEP, United Nations Environment Programme, Nairobi, Kenya, p. 36 p.: tab., fig., map, photogr., 1991.

B. Brandberg, «The SanPlat system : lowest cost environmental sanitation for low income communities based on experiences from Mozambique, Malawi and Angola». SBI Consulting International, Trollhattan, Sweden, p. 57 p.: fig., poster, 1991.

J. Graham, «Ghana experiments with low-cost latrines», Source, pp. p. 12-15: photogr., map, 1990.

H. Paqui, «Low-cost sanitation in Mozambique», Waterlines, an international journal of water, sanitation and waste, pp. p. 6-7: photogr., 1988.