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International Division for Sanitary Engineering and Environmental Health during Emergencies and Disasters -New York, NY, USA, DIEDE y AIDIS -New York, NY, US, Gestión integral del riesgo para la protección de los servicios de agua potable y saneamiento ante las amenazas naturales, vol. no. 21 S. Delft, The Netherlands: IRC, 2008, p. 62 p. : fig., tab.

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Morgan, P., «Lessons from a low cost ecological approach to sanitation in Malawi». Water and Sanitation Program - African Region, Nairobi, Kenya, p. 12 p. : 2 boxes, photogr., 1 tab., 2007.

Gould, J., «Rainwater harvesting : its time has come», Waterlines, an international journal of water, sanitation and waste, pp. p. 2-3, 2006.

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Meddings, D.R., Ronald, L.A., Marion, S., Pinera, J.-F., y Oppliger, A., «Cost effectiveness of a latrine revision programme in Kabul, Afghanistan», Bulletin of the World Health Organization, pp. p. 281- 289 : 5 tab., 2004.

Jharkhand (State). Drinking Water and Sanitation Department -IN, Jharkhand (State). Education Project Council IN, y UNICEF -New Delhi, IN, «Layout, design and estimate for toilet construction in schools under district primary education programme : working guidelines». Jharkhand Education Project Council, Ranchi, India, p. 8 p. : techn.drwngs, 2004.

India. Department of Drinking Water Supply -IN, «School and anganwadi toilet design : norms and options». India, Department of Drinking Water Supply, New Delhi, India, p. 40 p. : boxes, 27 fig., 6 photogr., 2004.

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Ball, P., «Solutions vers la reduction du cout des puits d'eau en milieu rural Africain». Water and Sanitation Program - African Region, Nairobi, Kenya, p. 16 p. : 6 fig., photogr., 1 tab., 2004.

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South Africa. National Sanitation Task Team -ZA, «Sanitation for a healthy nation : sanitation technology options». South Africa, Department of Water Affairs and Forestry, Pretoria, South Africa, p. 10 p. : techn. drwng, 2002.

Foster, V., «Condominial water and sewerage systems : costs of implementation of the model». Water and Sanitation Program - Andean Region, Lima, Peru, p. 60 p. : fig., tab., 2001.

International Development Enterprises -Dhaka, BD, «Rainwater harvesting systems: innovation in rainwater harvesting». International Development Enterprises, Dhaka, Bangladesh, p. 13 p. : fig., photogr., techn. drwngs, 2001.

Galvis C., G., Latorre M., J., y Visscher, J.T., Filtracion en multiples etapas : tecnologia innovativa para el tratamiento de agua, vol. no. 34-S. Cali, Colombia: CINARA, 1999, p. 197 p. : 68 fig., 60 tab.

Visscher, J.T., Latorre M., J., y Galvis C., G., Multi-stage filtration : an innovative water treatment technology, vol. no. 34-E. The Hague, The Netherlands: IRC, 1998, p. xiii, 165 p. : 68 fig., 60 tab.

Mwiinga, G., «The potential for the use of roughing - slow sand filtration systems in Zambia». University of Zambia, Lusaka, Zambia, p. xiii, 140 p. : 54 fig., 28 tab., 1998.

Uganda. Directorate of Water Development -UG, «Water and environmental sanitation programme : unit costs for constructions works». Zambia, Programme Co-ordination Unit, Kampala, Uganda, p. 10 p. : tab., 1998.

CREPA -Ouagadougou, BF, Centre Regional pour l'Eau Potable et l'Assainissement a Faible Cout, «Construction de citerne de captage des eaux de pluies (impluvium) : manuel de formation des ouvriers macons». Centre Regional pour l'Eau Potable et l'Assainissement a Faible Cout (CREPA), Ouagadougou, Burkina Faso, p. 37 p. : ill., 1997.