UNESCO International Hydrological Programme --Paris, FR, UNESCO-IHP and Eschborn, D. E. G. T. Z. -,
“Capacity building for ecological sanitation : concepts for ecologically sustainable sanitation in formal and continuing education”, vol. no. 2006/WS/5. UNESCO, Paris, France, p. vi, 156 p. : 32 boxes, 29 fig., 28 tab., 2006.
D. E. G. T. Z. - Eschborn,
“Capacity building for ecological sanitation : ecosan resource material”. Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ), Eschborn, Germany, p. CD-ROM, 2006.
D. Adekile and Ball, P.,
“Training local technicians in borehole drilling”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 23-25 : 4 photogr., 2 tab., 2006.