1992
H. W. de Koning,
«Environmental health and the management of fresh water resources in the Americas», vol. no. 10. Pan American Health Organization, Environmental Health Program, Washington, DC, USA, p. 72 p.: 12 fig., 15 tab., 1992.
H. van Gils y Baig, M. S.,
Environmental profile of Balochistan, Pakistan. Enschede, The Netherlands: ITC, International Institute for Aerospace Survey and Earth Sciences, 1992, p. 56 p.: tab., map, photogr.
J. Chauvin, Malina, A., y Plopper, S.,
«Final evaluation of the Benin rural water supply and sanitation project», vol. no. 349. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xi, 109 p.: 1 fig., 8 tab., 1992.
F. Rosensweig y Yacoob, M.,
«Institutionalizing community management : processes for scaling up», vol. no. 76. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 28 p., 1992.
D. B. Edwards, Rosensweig, F., y Salt, E.,
«Making choices for sectorial organization in water and sanitation», vol. no. 74. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 98 p.: fig., 1992.
M. Yacoob, Braddy, B., y Edwards, L.,
«Rethinking sanitation : adding behavioral change to the project mix», vol. no. 72. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. vi, 44 p.: 2 fig., 1992.
P. Edwards,
«Reuse of human wastes in aquaculture : a technical review», vol. no. 2. UNDP-World Bank Water and Sanitation Program, Washington, DC, USA, p. xvii, 350 p.: fig., photogr., tab., 1992.
World Bank -Washington, DC, US,
«Workshop on goals and indicators for monitoring and evaluation for water supply, June 25-29, 1990, Geneva, Switzerland». World Bank, Water and Sanitation Division, Washington, DC, USA, p. 48 p.: ill., 2 tab., 1992.
1991
J. E. Paul y Mauskopf, J. A.,
«Cost-of-illness methodologies for water-related diseases in developing countries», vol. no. 75. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 78 p.: fig., tab., 1991.
N. G. N. E. S. T. - Ibadan,
Nigeria's threatened environment : a national profile. Ibadan, Nigeria: Nigerian Environmental Study / Action Team, 1991, p. vi, 288 p.: fig., photogr., tab.