P. Roark, Aubel, J., Hodin, K., Kankarti-Sant'Anna, O., and Marfa, A.,
“Final evaluation of the USAID/Togo Rural Water Supply and Sanitation Project”, vol. no. 228. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xii, 95 p.: fig., photogr., tab., 1988.