A. Agarwal and Tinker, J.,
“Agua y saneamiento para todos?”, vol. no. 22. Earthscan, London, UK, p. 94 p., 1980.
United Nations Department of Technical Co-operation for Development -New York, NY, US and Stockholm, S. E. S. I. D. A. -,
“Papers presented at the United Nations Interregional Seminar on Rural Water Supply, Uppsala, Sweden, 6-17 October 1980”. United Nations Department of Technical Co-operation for Development, New York, NY, USA, p. ca. 200 p. (various paging), 1980.
N. Ministry o NP, Kathmandu, N. P. Water Supp, and NP, N. Ministry o,
“Ten year plan for the provision of drinking water supply and sanitation”. Nepal, Ministry of Housing and Physical Planning, Department of Water Supply and Sewerage, Kathmandu, Nepal, p. 85 p.: fig., map, schemes, tab., 1980.