Bralup -Dar es Salaam, TZ, Bureau of Resource Assessment and Land Use Planning, Copenhagen, D. K. Centre for, Copenhagen, D. K. D. A. N. I. D. A. -, y TZ, T. -,
«Water master plans for Iringa, Ruvuma and Mbeya regions. Vol. 12 : Socio-economic studies». Centre for Development Research (CDR), Copenhagen, Denmark, p. 260, 20 p., 1982.
