Biblio

P. Roark, Baker, J. S., y Buzzard, H. A. C., «Privatization study of the village water supply and sanitation (VWSS) project Lesotho», vol. no. 215. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ix, 133 p.: tab., fig., 1987.

J. Haratani, Baker, J. S., y Jordan, J. K., «Evaluation of the water supply and sanitation component of the ADB-sponsored Rural Health Services Project in Papua New Guinea», vol. no. 182. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ix, 148 p.: fig., tab., 1986.