Biblio

D. K. U. N. I. C. E. F. - Copenhagen, «Improved equipment for resistivity measuring», vol. no. 2. UNICEF Water, Environment and Sanitation Section, Copenhagen, Denmark, p. 2 p., 1990.

M. C. Viland, «Manuel pratique : controle bacteriologique de l'eau par la methode "milliva"». Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ), Eschborn, Germany, p. 34 p.: fig., drwng., 1990.

I. N. U. N. I. C. E. F. - Ne Delhi y Baroda, I. N. Operations, «Tracer study of Unicef inputs in watsan sector : interim report». Operations Research Group, Baroda, India, p. 62 p. : fig., tab., 1990.

Z. W. Blair Rese Harare, «The Blair latrine builders manual». Blair Research Laboratory, Harare, Zimbabwe, p. 24 p.: fig., 1989.

A. D. Patwardhan, «Chlorination and chlorinators», vol. no. M3. Indian Water Works Association, Bombay, India, p. viii, 67 p.: fig., tab., 1989.

T. Z. H. E. S. A. W. A. - Mwanza, «Guideline drilling». Health through Sanitation and Water (HESAWA), Mwanza, Tanzania, p. 5 p., 1989.

K. E. Groundwate Nairobi, «Inventory of well siting methods : final report», vol. vol. 1. Groundwater Survey (Kenya), Nairobi, Kenya, p. 61 p. + 34 p. ann.: fig., tab., 1989.

P. Jeffcoate y Pond, R., Large water meters : guidelines for selection, testing, and maintenance, vol. no. 111. Washington, DC, USA: World Bank, 1989, p. xii, 104 p.: fig., tab.

G. A. Bridger, «Mechanical, electrical and instrumentation aspects of water supply design», vol. no. D5. National Water Supply and Drainage Board, Ratmalana, Sri Lanka, p. 67 p.: fig., tab., 1989.

P. Bayer, «Aqua plus guidelist : appropriate technology for water supply and sanitation in the developing countries». UNICEF, Copenhagen, Denmark, p. xv,, 964 p.: ill., 1988.

Z. W. Blair Rese Harare, «Bucket pump manual for field workers». Blair Research Laboratory, Harare, Zimbabwe, p. 28 p.: fig., 1988.

Z. Ministry o ZW, «The double compartment Blair latrine builder's instruction manual». Zimbabwe, Ministry of Health, Harare, Zimbabwe, p. 28 p.: fig., 1988.

R. Brassington, Field hydrogeology. Buckingham, UK: Open University Press, 1988, p. xiii, 175 p.: fig., tab.

S. E. S. I. D. A. - Stockholm, «Manual for improvement of traditional water sources». Health through Sanitation and Water (HESAWA), Bukoba, Tanzania, p. 14 p.: ill., tab., 1988.

J. Hendriks, «Promocion rural y proyectos de riego : la experiencia del proyectos "rehabilitacion del antiguo canal la Estrella - Mollepata" Cusco - Peru». Centro Andino de Educacion y Promocion Jose Maria Arguedas, Cusco, Peru, p. 155 p.: fig., tab. + photogr., 1988.

P. Sadzik y Vuuren, L. R. J., «The development of constant flow liquid dosing equipment which operates without external power : paper presented at IWPC Biennial Conference, Port Elizabeth, 12-14 May 1987», presented at the 1987-01-01, Pretoria, South Africa, 1987, p. 11 p.: fig.

D. K. C. C. K. K. - Copenhagen, Copenhagen, D. K. D. A. N. I. D. A. -, y TZ, T. -, «Implementation of water master plans for Iringa, Ruvuma and Mbeya regions : improvement to regional water laboratories 1986». DANIDA, Ministry of Foreign Affairs, Copenhagen, Denmark, p. 31, 20 p.: fig., tab., 1987.

WHO -Geneva, CH, World Health Organization y Oslo, N. O. N. O. R. A. D. -, «Job guide for maintenance of the India Mark II deepwell handpump». World Health Organization, Community Water Supply & Sanitation Unit, Geneva, Switzerland, p. 20 p.: drwng., 1987.

National Environmental Engineering Research Institute -Nagpur, IN, NEERI, «Water technology laboratory». National Environmental Engineering Research Institute, NEERI, Nagpur, India, p. 61 p., [4] p. pl.: fig., tab. + 5 tech. drwngs, 1987.

P. Sadzik, «1986 International catalogue of equipment for small water supplies», vol. K82. National Institute for Water Research, Pretoria, South Africa, p. ca. 190 p. in various pagings: ill., 1986.

WHO -Geneva, CH, World Health Organization, «Establishing and equipping water laboratories in developing countries». World Health Organization (WHO), Geneva, Switzerland, p. 54 p.: fig., tab., 1986.

«Hypochlorination», in The handbook of chlorination, 1986, pp. P. 62-119 : fig., tab.

J. van Nostrand y Wilson, J., Le cabinet d'aisances ameliore a double fosse ventiles : manuel de construction pour le Botswana, vol. no. 3. Washington, DC, USA: World Bank, Technology Advisory Group, 1986, p. 49 p. : fig.

T. Asano, Artificial recharge of groundwater. Boston, MA, USA: Butterworths, 1985, p. xv, 767 p.: fig., tab.

N. L. D. H. V. - Amersfoort, «Low cost water supply for human consumption, cattle watering, small scale irrigation. Part 1 : Survey and construction of wells». DHV, Amersfoort, The Netherlands, p. 106 p.: ill., 1985.