Biblio

M. A. Zeleza Manda, Water and sanitation in urban Malawi : can the millennium development goals be met? : a study of informal settlements in three cities, vol. no. 7. London, UK: International Institute for Environment and Development (IIED), 2009, p. ix, 78 p. : 10 fig., 23 tab.

A. H. Abel y Dohrman, S. V., «Makata pumpable VIP latrine block», in Water, sanitation, environment and development : proceedings of the 19th WEDC conference, Accra, Ghana, 6-10 September 1993, 1993, pp. P. 127-130 : 2 tech. drwngs.