Biblio

N. Pilgrim, Roche, R., Revels, C., Kingdom, W., en Kalbermatten, J., “Town water supply and sanitation”. Bank-Netherlands Water Partnership (BNWP), Washington, DC, USA, p. vii, 87 p. : boxes, fig., tab., 2004.

R. Roche, Mu, X., en Whittington, D., “The value of time spent on collecting water : some estimates for Ukunda, Kenya : case study”. World Bank, Infrastructure and Urban Development Department, Washington, DC, USA, p. iii, 21 p.: fig., tab., 1989.

A. Karp, Journey, W., Roche, R., Langenegger, O., Arlosoroff, S., Tschannerl, G., en Grey, D., Abastecimiento de agua a la comunidad : la opcion de la bomba manual. Washington, DC, USA: World Bank, 1988, p. xi, 208 p.: fig., tab.

A. Karp, Journey, W., Roche, R., Langenegger, O., Arlosoroff, S., Tschannerl, G., en Grey, D., Approvisionnement en eau des collectives : l'option "pompes manuelles". Washington, DC, USA: World Bank, 1988, p. xi, 204 p.: fig., tab.

A. Karp, Journey, W., Roche, R., Langenegger, O., Arlosoroff, S., Tschannerl, G., en Grey, D., Community water supply : the handpump option. Washington, DC, USA: World Bank, 1987, p. x, 202 p.: ill., tab.