M. Trigg,
“Domestic water consumption in rural Guatemala”,
Waterlines, an international journal of water, sanitation and waste, pp. p. 21-23 : 2 boxes, 3 fig., 2 photogr., 1999.
C. Lusthaus, Adrien, M. - H., Anderson, G., en Carden, F.,
Enhancing organizational performance : a toolbox for self-assessment. Ottawa, Ont, Canada: International Development Research Centre (IDRC), 1999, p. xiv, 129 p. : boxes, fig.
D. F. I. D. United Kin GB, Water, Engineering and Development Centre -Loughborough, GB, WEDC, Cambridge, G. B. Mott MacDo, en Kampala, U. G. Kagga and,
“Four districts water, hygiene and sanitation programme, Uganda. Volume 2. Appendices”. Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, Loughborough, UK, p. ca. 250 p. : maps, tab., 1999.
D. F. I. D. United Kin GB, Water, Engineering and Development Centre -Loughborough, GB, WEDC, Cambridge, G. B. Mott MacDo, en Kampala, U. G. Kagga and,
“Four districts water, hygiene and sanitation programme, Uganda. Volume 1. Main project report”. Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, Loughborough, UK, p. xii, 140 p., 1999.