G. A. de Francisco, Salvadori, M., and Sesay, A.,
“Strengthening local capacities in watsan in Diang chiefdom in Sierra Leona : paper prepared for the West Africa Regional Sanitation and Hygiene Symposium, 10-12 Nov 2009, Accra, Ghana”, presented at the 2009-11-10, S.l., 2009, p. 4 p.; 4 refs.; 2 fig.; 2 tab.; 2 photographs.