1999
H. J. Gijzen y Ikramullah, M.,
«Pre-feasibility of duckweed based wastewater treatment and resource recovery in Bangladesh : main report». IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering), Delft, The Netherlands, p. 87 p. + 17 annexes (ca. 80 p.) : 4 boxes, 4 fig., 19 tab., 1999.
World Bank -Washington, DC, US,
«Risk analysis and mitigation: the perspective of the private operator and a response from the owner's perspective», presented at the 1999-04-08, Washington, DC, USA, 1999, p. vi, 67 p. : fig., tab.
M. Johansson, Lennartson, M., y Noren, G.,
«Sustainable wastewater treatment for single-family homes». Coalition Clean Baltic, Stockholm, Sweden, p. 15 p. : 10 fig., 5 tab., 1999.
Durban water Recycling -Durban, ZA, DWR,
«Vivendi water : Durban water recycling project». Durban Water Recycling (DWR), Durban, South Africa, p. ca. 20 p. fig., photogr., 1999.
D. Ghosh,
«Wastewater utilisation in East Calcutta wetlands». WASTE, Gouda, The Netherlands, p. 19 p. : 4 tab., 1999.
1998
C. Polprasert y Poh-Eng, L.,
Constructed wetlands for wastewater treatment and resource recovery, vol. no. 41. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1998, p. 120 p. + 6 p. app. : fig., tab.
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.
M. I. Garcia, Sterling, C. R., Restrepo, I., y Restrepo, I.,
«La participación comunitaria, fundamental para la sostenibilidad de los proyectos de saneamiento básico y conservación del recurso hídrico». S.n., S.l., p. 27 p., 1998.
P. Heyns, Seely, M., Montgomery, S., y Pallet, J.,
Namibia's water : a decision makers' guide. Windhoek, Namibia: Namibia, Ministry of Agriculture, Water and Rural Development, 1998, p. iv, 173 p. : fig., photogr.
E. Renski,
New world water 1998. London, UK: Sterling Publications, 1998, p. 140 p. : fig., photogr.
B. Kere, Traore, S., Tandia, C. T., Rabo, A., y Traore, B.,
«Rapport final: inventaire des gaz à effet de serre émis par les déchets». Centre Regional pour l'Eau Potable et l'Assainissement a Faible Cout (CREPA), Ouagadougou, Burkina Faso, p. 53 p. : tabs., 1998.
D. R. Munoz, Aristizábal, A., y Restrepo, I.,
«Saneamiento en asentamientos subnormales : proyecto de aprendizaje en equipo : alcantarillado en altos de Menga (Santiago de Cali, Colombia)». S.n., Lima, Peru, p. 21 p., 1998.
Institute of Water and Sanitation Development -Harare, ZW, IWSD, TREND -Kumasi, GH, Training, Research and Networking for Development, NETWAS -Nairobi, KE, Network for Water and Sanitation, UNEP International Environmental Technology Centre -Osaka/Shiga, JP, IETC, CREPA -Ouagadougou, BF, Centre Regional pour l'Eau Potable et l'Assainissement a Faible Cout, y Nairobi, K. E. U. N. E. P. -,
Source book of alternative technologies for freshwater augmentation in Africa, vol. no. 8A. Osaka, Japan: UNEP International Environmental Technology Centre, 1998, p. x, 173 p. : ill., tab.
UNEP International Environmental Technology Centre -Osaka/Shiga, JP, IETC y Katowice, P. L. Institute,
Source book of alternative technologies for freshwater augmentation in Eastern and Central Europe, vol. no. 8C. Osaka, Japan: UNEP International Environmental Technology Centre, 1998, p. viii, 125 p. : drwngs., tab.
UNEP International Environmental Technology Centre -Osaka/Shiga, JP, IETC y Organization of American States -Washington, DC, US, OAS,
«Source book of alternative technologies for freshwater augmentation in Latin America and the Caribbean», vol. no. 8D. UNEP International Environmental Technology Centre, Osaka, Japan, p. x, 247 p. : drwngs., 1998.