1999
T. J. McGhee,
Abastecimiento de agua y alcantarillado. Bogota, Colombia: McGraw-Hill, 1999, p. 614 p. : tab., graphics, photos.
Z. M. University Lusaka,
“Chilanga township sewerage treatment plant”. University of Zambia, Lusaka, Zambia, p. 12 p. : tech. drwngs., 1999.
G. H. Kwame Asan Accra,
“Community water and sanitation division, unit cost study : final report”. Ghana Water and Sewerage Corporation, Community Water and Sanitation Division, GWSC / CWSD, Accra, Ghana, p. 44 p.: 1 fig., 24 tab, 1999.
D. Del Porto and Steinfeld, C.,
The composting toilet system book : a practical guide to choosing, planning and maintaining composting toilet systems,a water-saving, pollution-preventing alternative. Concord, MA, USA: Center for Ecological Pollution Prevention, 1999, p. 234 p. : fig., photogr.
EPA -Washington, DC, US. Office of Water,
“Composting toilets”. US Environmental Protection Agency (EPA), Washington, DC, USA, p. 7 p. : 1 fig., 1 tab., 1999.
D. Manz,
“CWF household filter”. Samaritan's Purse, International Relief, p. 58 p. : photogr., tabs., 1999.
D. A. Cadavid,
Diseño estadístico de experimentos. Medellin, Colombia: , 1999, p. 347 p. : tab.
A. Karp and Daane, J.,
“Dominican Republic : evaluation of rural water and sanitation infrastructure construction”, vol. no. 70. Environmental Health Project (EHP), Arlington, VA, USA, p. viii, 44 p. : 2 fig., 1 tab., 41 photogr., 1999.
M. Webster,
Effective demand for rural water supply in South Africa : technical and financial implications of designing to meet demand. Loughborough, UK: Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, 1999, p. xviii, 100 p. 10 fig., 3 graphs, 1 map, 21 tab.
G. G. C., J. M., L., and Visscher, J. T.,
Filtracion en multiples etapas : tecnologia innovativa para el tratamiento de agua, vol. no. 34-S. Cali, Colombia: CINARA, 1999, p. 197 p. : 68 fig., 60 tab.
D. E. Rodeco Con Homburg,
“MIS of community based sanitation in Addis Ababa”. Water and Sanitation Program - East and Southern Africa, Nairobi, Kenya, p. 55 p. : fig., tab., 1999.
Empresas Municipales de Cali -Cali, CO, Emcali,
Normas y especificaciones de construccion para el sistema de acueducto. Cali, Colombia: EMCALI EICE E.S.P Empresas Municipales de Cali Empresa Industrial y Comercial del Estado, 1999, p. 106 ip. : tab., graphics.
1998
S. A. Esrey, Gough, J., Rapaport, D., Sawyer, R., Simpson-Hebert, M., Vargas, J., and Winblad, U.,
Assainissement écologique. Stockholm, Sweden: SIDA, Swedish International Development Cooperation Agency, 1998, p. 93 p. : boxes, fig., tab.
R. Carter, Howsam, P., Gardner, S., and Tyrrel, S.,
“Biological removal of iron from well-handpump water supplies”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 29-31 : 2 fig., 3 photogr., 1998.
K. Erpf,
“The Bush Pump : the national standard handpump of Zimbabwe”. SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. ii, 28 p. : 10 photogr., tab., 1 tech. drwng., 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 and 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.
S. A. Esrey, Gough, J., Rapaport, D., Sawyer, R., Simpson-Hebert, M., Vargas, J., and Winblad, U.,
Ecological sanitation. Stockholm, Sweden: SIDA, Swedish International Development Cooperation Agency, 1998, p. 93 p. : boxes, fig., tab.
C. Hudson,
“Guide to constructing tyre gardens”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 10-12 : 2 boxes, 2 fig., 1 photogr., 1998.