1998
D. Prakke,
«Design manual for rural water supply in Bhutan». SNV Netherlands Development Organization, Thimphu, Bhutan, p. 88 p. : fig., tab., 1998.
D. D. Mara y Pearson, H. W.,
Design manual for waste stabilization ponds in Mediterranean countries. Leeds, UK: Lagoon Technology International, 1998, p. vii, 112 p. : fig., photogr., tab.
D. F. I. D. United Kin GB,
«Developments magazine». United Kingdom, Department for International Development, London, UK, 1998.
A. Mercado,
«Disinfection systems of appropriate technology in Cochabamba, Bolivia». Universidad Mayor de San Simon, Cochabamba, Bolivia, p. 11 p. : 6 fig., 2 tab., 1998.
A. Gadgil,
«Drinking water in developing countries»,
Annual review of energy and the environment, pp. p. 253-286 : 3 fig., 4 tab., 1998.
K. Bais,
Drinkwater & sanitatie en ontwikkelingssamenwerking, vol. no. 3. The Hague, The Netherlands: Netherlands, Ministry of Foreign Affairs, DGIS, Information Department, 1998, p. 72 p. : photogr.
The Communication Initiative -Victoria, BC, CA,
«The drum beat». The Communication Initiative, Victoria, BC, Canada, 1998.
B. Collignon, Le Jalle, C., A. l'Huissier, Má, Grondin, P. M., Couilliot, M. - F., Crepin, X., Duchemin, J. - P., M'Bassi, J. - P. E., Le Bris, E., y Thuy, T. Thu,
Eau potable et assainissement dans les quartiers periurbains et et les petits centres. Paris, France: pS-Eau, Programme Solidarite Eau, 1998, p. 158 p. : fig., photogr., tab.
S. A. Esrey, Gough, J., Rapaport, D., Sawyer, R., Simpson-Hebert, M., Vargas, J., y Winblad, U.,
Ecological sanitation. Stockholm, Sweden: SIDA, Swedish International Development Cooperation Agency, 1998, p. 93 p. : boxes, fig., tab.