J. E. Gould,
«An assessment of rainwater catchment systems in Botswana». University of Alberta, Edmonton, Alta, Canada, p. xvi, 222 p.: fig., tab., photogr., 1985.
B. - BT,
«Design of rural water supply systems». Bhutan, Royal Government, Thimphu, Bhutan, p. 27 p.: fig., schemes, tab., 1985.
T. D. Sponenberg, Kahn, J. H., y Sevebeck, K. P.,
«A homeowner's guide to domestic wells». Virginia Water Resources Research Center, Blacksburg, VA, USA, p. v, 26 p.: ill., 1985.
M. K. C. Sridhar, Adeniyi, J. D., y Kale, O. O.,
«A simple sand filter to reduce guinea worm disease»,
Waterlines, an international journal of water, sanitation and waste, pp. p. 16-19: 2 fig., 3 tab., 1985.