1990
L. A. van Duijl and van Goor, H. G. M.,
“Drainage study of Beng Salang Drainage Basin, Phnom-Penh, Cambodia”. IHE (International Institute for Infrastructural, Hydraulic and Environmental Engineering), Delft, The Netherlands, p. 108 p.: 21 fig., 10 tab., 1990.
A. W. Wright and Bakalian, A. E.,
“Intermediate sanitation : solids-free sewerage”, vol. no. WS-3. World Bank, Infrastructure and Urban Development Department, Washington, DC, USA, p. 3 p., 1990.
A. M. Wright and Bakalian, A. E.,
“Intermediate sewerage : cost-efficient sewerage”, vol. no. WS-4. World Bank, Infrastructure and Urban Development Department, Washington, DC, USA, p. 4 p.: fig., 1990.
G. Sinnatamby,
“Low cost sanitation”, in
The poor die young : housing and health in Third World cities, 1990, pp. P. 127-157 : fig., tab.
M. Vines and Reed, B.,
“Low-cost unconvential sewerage”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 26-29: fig., photogr., 1990.
C. O. A. C. O. D. A. L. - Cali,
“Manual de instalaciones hidraulicas y sanitarias”. Asociacion Colombiana de Ingenieria Sanitaria y Ambiental, Cali, Colombia, p. ca. 500 p. : fig., tab., 1990.
S. Cairncross,
“Sanitation and the control of hookworm disease”, in
Hookworm disease : current status and new directions, 1990, pp. P. 304-317: 4 fig., 3 tab.
S. C. Tsvakwi,
“Sector paper on water supply and sanitation in urban areas”, in
Decade consultative meeting on water supply and sanitation 1981-90 : Harare, 26-30 November 1990 : proceedings and resolutions, 1990, p. Ca. 15 p.: tab.
K. Tayler,
“Sewerage for low-income communities in Pakistan”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 21-24: fig., photogr., tab., 1990.
J. Pickford,
“Urgent urban water and waste problems”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 2-5: photogr., 1990.
M. R. Meghji and Merinyo, G.,
“Water based pollution in Dar es Salaam”, in
Environmental pollution and its management in Eastern Africa : proceedings of a symposium organized by the Faculty of Science, University of Dar es Salaam, Dar es Salaam, September 11-14th, 1989, 1990, pp. P. 103-128: 2 fig., 13 tab.
1989
R. Parlato and Leger, P.,
“Development of a national strategy for sewage disposal in Tunisia : phase II”, vol. no. 254. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. vii, 39 p., 1989.
N. Espinoza, Riofrio, G., Olivera, L., and Calderon, J.,
“Empresas de servicios y usuarios urbano populares : como desarrolar proyectos comunes?”. CIDAP, Lima, Peru, p. 37 p., 1989.
V. (State). D. AU and Australian Water Resources Council -Canberra, ACT, AU,
Low cost sewerage options study, vol. no. 14. Canberra, ACT, Australia: Australian Government Publishing Service, 1989, p. x, 116 p.: fig., tab.
M. L. Kool, Verboom, D., and van der Linden, J. J.,
The mid-term impacts of squatter settlement upgrading : a longitudinal study of Baldia Township, Karachi, vol. no. 21. Amsterdam, The Netherlands: Free University Amsterdam, Institute of Cultural Anthropology, 1989, p. xi, 182 p.: graph., map, tab.
N. L. D. H. V. - Amersfoort, Arnhem, N. L. Euroconsul, YE, Y. Government, DGIS, D. General fo, and Maarssenbroek, N. L. Agro Visio,
“Rada water supply and sanitation project : final design report”. Euroconsult, Arnhem, The Netherlands, p. 2 vol. (viii, 138, ii, 161 p.): fig., map, tab., 1989.
M. Vines and Reed, B.,
“Reduced cost sewerage - does it work?”, in
Water, engineering and development in Africa : proceedings of the 15th WEDC Conference, Kano, Nigeria, 3-7 April 1989, 1989, pp. P. 111-114: fig., tab.
P. R. Leger,
“Tetouan sewerage master plan and environmental impact studies”, vol. no. 265. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. iii, 47 p., 1989.
I. N. National I. Delhi,
“Upgrading municipal services : norms and financial implications”, vol. no. 38. National Institute of Urban Affairs, New Delhi, India, p. 2 vol. (xix, 163, iii, 207 p.): tab., 1989.
E. Motte, Homanen, K., Bos, M., Badiou, J. - P., and Vikman, H.,
“Viet Nam urban water supply and sanitation : sector study : interim report”. S.n., S.l., p. ca. 60 p., 1989.