1991
M. W. Blokland, Alaerts, G. J., Blair, T. L., van Hofwegen, P., and Savenije, H.,
“Framework document for capacity building : guidelines for workinggroup discussions”, presented at the 1991-01-01, Delft, The Netherlands, 1991, Draft., p. 31 p.: fig.
C. Wheal,
“Freshwater pollution”, vol. no. 6. UNEP, United Nations Environment Programme, Nairobi, Kenya, p. 36 p.: tab., fig., map, photogr., 1991.
A. Rao, Anderson, M. B., and Overholt, C. A.,
Gender analysis in development planning : a case book. West Hartford, CT, USA: Kumarian Press, 1991, p. viii, 103 p.: tab.
M. Ince and Bell, M.,
“Gender sensitivity in development”, in
Infrastructure, environment, water and people : proceedings of the 17th WEDC Conference, United Nations Centre for Human Settlement (Habitat), Nairobi, Kenya, 19-23 August 1991, 1991, pp. P. 53-56: 2 fig.
V. P. Mnyanga,
“Ground water contamination by pit latrines : Dar-es-salaam (Manzese squatter area) case study”, vol. no. 39. IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering), Delft, The Netherlands, p. 115 p.: fig., tab., 1991.
UNDTCD -New York, NY, US,
Ground water in Western and Central Europe, vol. no. 27. New York, NY, USA: United Nations, 1991, p. xxvi, 363 p.: 71 fig., 62 tab.
G. J. Heij and Meinardi, C. R.,
A groundwater primer, (2nd) enlarged ed., vol. no. 21. Delft, The Netherlands: IRC, 1991, p. vii, 153 p. : fig., tab.
UN Economic Commission for Asia and the Pacific -Bangkok,TH, ESCAP,
Groundwater quality and monitoring in Asia and the Pacific, vol. no. 70. New York, NY, USA: United Nations, 1991, p. viii, 230 p.: 41 fig., 13 map, 43 tab.
T. W. Riunge,
“A guide to the development of information centres”. African Medical and Research Foundation (AMREF), Nairobi, Kenya, p. 25 p., 1991.
A. A. El Gaddal,
“Hafirs in Sudan”, in
Rainwater catchment for future generations : proceedings of the 5th International Conference on Rain Water Cistern Systems, Keelung, Taiwan, 4-10 August 1991, 1991, pp. P. 651-660 : 3 fig., photogr.
J. Naugle,
“Hand augered garden wells”. Lutheran World Relief, Niamey, Niger, p. 29 p.: 10 fig., 18 tech. drwngs, 1991.
G. Garvey, Gebrehiwet, K., and Yegletu, A.,
“Hand dug wells : field experience from Ethiopia”, in
Infrastructure, environment, water and people : proceedings of the 17th WEDC Conference, United Nations Centre for Human Settlement (Habitat), Nairobi, Kenya, 19-23 August 1991, 1991, pp. P. 181-184: 2 fig.