1989
T. Lium en Msuya, M.,
“Dialogue for improved sector performance, Tanzania”,
Water supply : the review journal of the International Water Supply Association, pp. p. SS14.9-SS14.12, 1989.
R. Kfir, Bateman, W., Pitout, B. A., en Coubrough, P.,
“Disinfection of polluted water by chlorine-flocculant tablet”,
Water science and technology, pp. p. 207-213 : tab., fig., 1989.
R. Suresh,
“Drinking water in Kerala : facts, figures and opinions on the use, availability and treatment of water”, vol. no. 4. Kerala Water Authority, Socio-Economic Units, Trivandrum, India, p. 42 p.: fig., tab., 1989.
D. General fo DGIS,
“Drinking water supply, sanitary facilities, drainage and waste disposal in developing countries : sector memorandum”. Netherlands, Ministry of Foreign Affairs, DGIS, Information Department, The Hague, The Netherlands, p. 20 p., 1989.
N. Ministry o NL,
“Drinkwatervoorziening, sanitaire voorzieningen, drainage en afvalverwijdering in ontwikkelingslanden : sektornotitie”. Netherlands, Ministry of Foreign Affairs, DGIS, Information Department, The Hague, The Netherlands, p. 23 p., 1989.
O. Bueno en Reyes, E.,
“Educacion para la salud”. Departemento de Salud y Alimentacion, Lima, Peru, p. 3 readers: ill., 1989.
R. K. Molvaer,
“Education for better health : a manual for senior health educators”. Ethiopia, Ministry of Health, Health Learning Materials Development and Production Div, Addis Ababa, Ethiopia, p. ix, 117 p.: drawing, 1989.
P. Roark, Webster, M., en van der Geest, F.,
“Emergency technical assistance to Botswana for rural water supply”, vol. no. 269. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. iii, 89 p.: photogr., 1989.
N. Espinoza, Riofrio, G., Olivera, L., en Calderon, J.,
“Empresas de servicios y usuarios urbano populares : como desarrolar proyectos comunes?”. CIDAP, Lima, Peru, p. 37 p., 1989.
D. D. Mara, Ayres, R., en Lee, D.,
“The enumeration of human intestinal nematode eggs in raw and treated wastewaters”. University of Leeds, Department of Civil Engineering, Leeds, UK, p. vii, 75 p.: fig., tab., 1989.
D. General fo DGIS,
“Environment and development”. Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. 43 p.: fig., photogr., 1989.
N. L. Euroconsul Arnhem, IN, I. Ministry o, Nijmegen, N. L. Royal Hask, Delhi, I. N. Iramconsul, DGIS, D. General fo, en Bombay, I. N. A. I. C. -,
“Environmental and Sanitary Engineering Project in Kanpur and Mirzapur Under Ganga Action Plan : mid term status report”. Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. 151 p. : fig., 1989.
D. W. F. Miller en Michael, J. M.,
“Environmental health in Micronesia”,
Asia-Pacific journal of public health, pp. p. 51-60: fig., tab., 1989.
G. Schramm en Warford, J. J.,
Environmental management and economic development. Baltimore, MD, USA: Johns Hopkins University Press, 1989, p. x, 208 p.: fig., tab.