1989
C. A. Monteiro, Zuniga, H. P. Pino, Benicio, M. H. A., et Victora, C. G.,
« Better prospects for child survival »,
World health forum, p. p. 222-227: tab., 1989.
Z. W. Blair Rese Harare,
« The Blair latrine builders manual ». Blair Research Laboratory, Harare, Zimbabwe, p. 24 p.: fig., 1989.
R. Opie,
« Burma's progress on Decade plans »,
World water, p. p. 30-31: photogr., 1989.
M. Yacoob, O'Brien, D., et Henning, R.,
« CARE Indonesia : increasing community participation and developing a basic strategy for hygiene education in rural water and sanitation programs », vol. no. 284. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. vi, 39 p., 1989.
F. Dennis et Castleton, D.,
« Case studies in population and natural resources : Costa Rica ». IUCN - International Union for Conservation of Nature, Gland, Switzerland, p. 37 p. : photogr., 1989.
Children, Family and Youth Service Organization -Addis Ababa, ET et UNICEF -New York, NY, US,
« Children and women in Ethiopia : a situation analysis ». UNICEF, Addis Ababa, Ethiopia, p. 65 p.: fig., photogr., tab., 1989.
A. D. Patwardhan,
« Chlorination and chlorinators », vol. no. M3. Indian Water Works Association, Bombay, India, p. viii, 67 p.: fig., tab., 1989.
U. G. U. N. I. C. E. F. - Kampala, UG, U. Ministry o, UG, U. Ministry o, et Lands, Mand Water,
« Choosing, building, using and maintaining VIP latrines ». Uganda, Ministry of Health, Entebbe, Uganda, p. 20 p.: drawing, 1989.
I. J. Jackson,
Climate, water and agriculture in the tropics, 2nd ed.ᵉ éd. Harlow, UK: Longman Publishers, 1989, p. xiv, 377 p.: fig., tab.
M. T. Martins, Pellizari, V. H., Dutka, B. J., El-Shaarawi, A., Alfredo, G., Ribeiro, G., et Matsumoto, E. F.,
« Coliphage association with coliform indicators : a case study - Brazil »,
Toxicity assessment, p. p. 329-338: tab., 1989.