Biblio

UNICEF -New York, NY, US, « A drop of water ». UNICEF, New York, NY, USA, p. Slide series (20 slides + text, 4p.), 1981.

I. Carruthers et Stoner, R., Economic aspects and policy issues in groundwater development, vol. no. 496. Washington, DC, USA: World Bank, 1981, p. ii, 6, 110 p.: fig., tab.

H. I. Shuval, Tilden, R. L., Perry, B. H., et Grosse, R. N., « Effect of investments in water supply and sanitation on health status : a threshold-saturation theory », Bulletin of the World Health Organization, p. p. 243-248: fig., 1981.

M. A. Abdullah, « Engineering measures for the development of surface water resources in Kano State », in Water and waste engineering in Africa : proceedings of the 6th WEDC Conference 24-28 March 1980 at Ahmadu Bello University, Zaria, Nigeria, 1981, p. p. 74-79.

H. A. Heckman, « Enterprise performance development ». Asian Institute of Technology, Bangkok, Thailand, p. ii, 24 p. + 13 p. annexes : 7 fig., 1981.

PAHO -Washington, DC, US, Environmental health activities of the Pan American Health Organization, vol. no. 1. Washington, DC, USA: Pan American Health Organization (PAHO), 1981, p. vi, 49 p.

WASH -Arlington, VA, US, « Evaluation methods for community rural water supply and sanitation projects in developing countries : a synthesis of available information », vol. no. 4. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 29 p., 1981.

D. R. Jagannatha Rao, « Evolving high rate filter and use of crushed stone as filter media », Journal of Institution of Engineers (India). EN, p. p. 92-96, 1981.

L. A. Raymann, « Experience of community development department and SATA-Helvetas with rural water supplies as self-help projects in West Cameroon », in Water and waste engineering in Africa : proceedings of the 6th WEDC Conference 24-28 March 1980 at Ahmadu Bello University, Zaria, Nigeria, 1981.

C. O. Convenio C. Bogota, « Experiencias en atencion primaria : Choco, Vaupes, Guaviare, Uraba ». Convenio Colombo Holandes, Bogota, Colombia, p. 136 p., 1981.

R. B. Isely, « Facilitation of community organization : an approach to water and sanitation programs in developing countries », vol. no. 7. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 14 p.: fig., 1981.

P. Streeten, « First things first : meeting basic human needs in developing countries ». Oxford University Press, New York, NY, USA, p. xii, 206 p. : 5 fig., 7 tab., 1981.

D. C. National R. Washington, Food, fuel, and fertilizer from organic wastes : report of an ad hoc panel of the Advisory Committee on Technology Innovation, Board on Science and Technology for International Development Commission on International Relations, National Research Council. Washington, DC, USA: National Academy Press, 1981, p. vii + 153 p. : fig.

B. Gay, « Forage : techniques et materiels ». Institut Technologique Dello, Verberie, France, p. 16 p.: tab., 1981.

WHO -Geneva, CH, World Health Organization, Global strategy for health for all by the year 2000, vol. no. 3. Geneva, Switzerland: World Health Organization (WHO), 1981, p. 90 p.

B. G. Rogers, Ingram, W. T., Pearl, E. H., et Wetter, L. W., « Glossary water and wastewater control engineering ». American Public Health Association (APHA), Washington, DC, USA, p. xii, 441 p., 1981.

A. Services P. decade, « Guidelines for incorporating software components into community water supply and sanitation projects ». 1981.

B. P. Wolff, « Half a nation (UNICEF in Ecuador) ». UNICEF, New York, NY, USA, p. Slide series (30 slides + text, 4p.), 1981.

R. R. Bannerman, « Hand pump maintenance programme : Ghana », in Water and waste engineering in Africa : proceedings of the 6th WEDC Conference 24-28 March 1980 at Ahmadu Bello University, Zaria, Nigeria, 1981.

IRC International Water and Sanitation Centre, The Hague, NL, « Handpump catalogue ». IRC, Rijswijk, The Netherlands, p. ca. 100 p.: ill., 1981.

M. A. Anderson, « Health and nutrition impact of potable water in rural Bolivia », Journal of tropical pediatrics, p. p. 39-46: 1 fig., 4 tab., 1981.

M. M. Riti, Horizontal roughing filter as pretreatment with slow sand filters, vol. No. N:o 12. Tampere, Finland: Tampere University of Technology, Dept. of Civil Engineering, 1981, p. iv, 145 p. : fig. tab.

B. N. Lohani et Rajagopal, K., Human and animal waste management strategies in developing countries, vol. no. 4/5. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1981, p. v, 89 p. : 31 fig., 38 tab.

A. Fenwick et Cheesmond, A. K., « Human excretion behaviour in a schistosomiasis endemic area of the Geizira, Sudan », Journal of tropical medicine and hygiene, p. p. 101-107: tab., 1981.

ENSIC -Bangkok, TH, Environmental Sanitation Information Centre, Human faeces urine and their utilization. Bangkok, Thailand: Asian Institute of Technology, 1981, p. 83 p. : fig., tab.