Mvuramanzi Trust -Harare, ZW, «Making a handwashing facility : builders manual for a schools handwashing unit». Mvuramanzi Trust, Harare, Zimbabwe, p. 10 p. : ill., 1994.

Alberts, H. y Gago Gonzalez, J., «Manual de instalacion y mantenimiento de la bomba de mecate». Bombas de Mecate, Managua, Nicaragua, p. 14 p. + 3 annexes (10 p.) : drwngs., 1994.

Alberts, H. y Gago Gonzalez, J., «Manual de instalacion y mantenimiento de la bomba de mecate extra fuerte». Bombas de Mecate, Managua, Nicaragua, p. 15, 4 p. : drwngs, 1994.

UNICEF -New Delhi, IN y SGS India -Madras, IN, «Manual of quality control for handpumps and spares». UNICEF, New Delhi, India, p. 2 vol. (171 p. ; 277 p.): fig., photogr., tab., tech. drwngs, 1994.

SKAT -St. Gallen, CH, «Project document Handpump Technology Network (HTN) and Interagency Peer Group (IAG)». SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. 18 p.: 1 fig., 1 tab., 1994.

Coffey, M., «Proposal for low cost mechanised latrine pit emptying». Manus Coffey Associates, Dublin, Ireland, p. 17 p. : 4 tech. drwngs, 1994.

Nissen-Petersen, E. y Gould, J.E., «A simple strategy for the implementation of rainwater catchment systems : a case study from Eastern Kenya», in Participation in rainwater collection for low income communities and sustainable development : proceedings of the sixth International Conference on Rainwater Catchment Systems, 1-6 August, 1993, 1994, pp. P. 191-196: 3 fig.

Mexico. Comision Nacional del Agua -MX, «Sistemas rurales». Comision Nacional del Agua, p. 230 p., 1994.

Smet, J.E.M., Visscher, J.T., y Galvis C., G., «Slow sand filter design and construction : learning from experience», in Slow sand filtration : an international compilation of recent scientific and operational developments, 1994, pp. P. 28-37, 306: 4 fig., 2 tab.

Graham, M.J.D. y Collins, M.R., «Slow sand filtration : an international compilation of recent scientific and operational developments». American Water Works Association, Denver, CO, USA, p. xi, 322 p.: fig., tab., 1994.

Shaw, R. y Smout, I., «Technical Brief No. 42 : Small-scale irrigation design», Waterlines, an international journal of water, sanitation and waste, vol. no. 42, pp. p. 15-18: 4 fig., 1 tab., 1994.

Shaw, R. y Skinner, B., «VLOM pumps», Waterlines, an international journal of water, sanitation and waste, vol. no. 41, pp. p. 15-18 : ill., 1994.

Reed, R., «Why pit latrines fail : some environmental factors», Waterlines, an international journal of water, sanitation and waste, pp. p. 5-7: 3 fig.,, 1 tab., 1 photogr., 1994.

Janssens, J.G. y Buekens, A., «Assessment of process selection for particle removal in surface water treatment», Aqua : journal of water supply research and technology, pp. p. 279-288: 4 fig., 1 tab., 1993.

Nixon, S.C. y Ashby-Crane, R.E., «Bankside storage and infiltration systems (ENV 9037) : final report to the Department of the Environment». Water Research Centre, Medmenham, UK, p. iii, 92 p.: fig., tab., 1993.

Manson, J., «Caribbean cogeneration : optimizing and planning of seawater desalination for Caribbean islands will help keep costs to a minimum», Water & environment international, pp. p. 14-16, 18, 20-23 : 11 fig., 4 tab., 1993.

Mohan, R., Kapoor, P.N., y Rai, B., «Cement treated gunny bag drum». Centre for Development of Rural Technology, Allahabad, India, p. 8 p. : drwngs., 1993.

Edwards, C., «The coil pump : its potential as a low cost water lifting device». University of East Anglia, School of Development Studies, Norwich, UK, p. 49 p. : fig., 1993.

Gavin, J., Hockley, T., y Joyce, S., «Community sanitation improvement and latrine construction program : a training guide», vol. no. 83. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ca. 520 p.: fig., tab., 1993.

DANIDA -Copenhagen, DK y FAO -Rome, IT, «Do-it-yourself!! : an efficient durable but cheap water pump», vol. no. 1. Programme for Integrated Development of Artisanal Fisheries in West Africa (IDAF, Rome, Italy, p. 4 p.: 3 drwngs., 1993.

Kramer, J.P. y Wouters, J.W., «DynaSand filtration for drinking-water production», Aqua : journal of water supply research and technology, pp. p. 97-104: 10 fig., 5 tab., 1993.

Awuah, S. y Addy, J., «Earth dams for RWS in Northern Region», in Water, sanitation, environment and development : proceedings of the 19th WEDC conference, Accra, Ghana, 6-10 September 1993, 1993, pp. P. 53-56 : 2 fig., 2 tab.

Netherlands Assisted Projects Office -Hyderabad, IN y National Environmental Engineering Research Institute -Nagpur, IN, NEERI, «Evaluation of four slow sand filter plants in Andhra Pradesh : final report». National Environmental Engineering Research Institute, NEERI, Nagpur, India, p. iii, 68 p.: 6 fig., 17 tab., 1993.

Esrey, S.A., DiPrete Brown, L., y Hurtado, E., «Follow-on assessment of a behavior-based monitoring system for the health education component of the rural water and health project : CARE-Guatemala», vol. no. 385. Environmental Health Project (EHP), Arlington, VA, USA, p. vii, 82 p., 1993.

Dadlani, B.K., Kakkar, B., Manuel, A.R., Singh, A.K., Woersem, B.L.M. van, y Zevenbergen, M.C., «Gujarat - India : evaluation and appraisal : Indo-Dutch Rural Water Supply and Sanitation Programme». M-Consult, Woerden, The Netherlands, p. 157 p.: 8 fig., 17 tab., 1993.