1993
G. Rothe,
«1993 update : planning for water and sanitation programs in Central America», vol. no. 404. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xix, 104 p.: 45 fig., 38 tab., 1993.
B. N. Lohani y Evans, J. W.,
Appropriate environmental standards for developing countries, vol. no. 35. Bangkok, Thailand: Environmental Systems Information Center, 1993, p. 93 p.: 25 fig., 40 tab.
E. Poluha,
«Gender, water, environmental health : an inventory of SIDA-supported programmes». Stockholm University, Development Studies Unit, Stockholm, Sweden, p. 39 p. : 3 fig., 1993.
C. N. State Scie Beijing, Beijing, C. N. All- China, Domingo, D. O. I. N. S. T. R. A. W. - S., y United Nations -New York, NY, US,
«Interregional workshop on the role of women in environmentally sound and sustainable development». United Nations International Research and Training Institute for the Advancement of Wpmen (INSTRAW), Santo Domingo, Dominican Republic, p. 2 vol. (vii, 428 ; xv, 319 p.), 1993.
E. J. Plate, Jordaan, J. M., Prins, J. E., y Veltrop, J. A.,
«Water in our common future : a research agenda for sustainable development of water resources». UNESCO International Hydrological Programme, UNESCO-IHP, Paris, France, p. 90 p.: 9 boxes, 10 fig., 2 tab, 1993.
S. N. Kulshreshtha,
World water resources and regional vulnerability : impact of future changes. Laxenburg, Austria: International Institute for Applied Systems Analysis, 1993, p. xiii, 124 p.: 28 fig., 44 tab.