Biblio

S. Banerjee, Foster, V., Ying, Y., Skilling, H., and Wodon, Q., “Cost recovery, equity, and efficiency in water tariffs : evidence from African utilities”, vol. 5384. World Bank, Washington, DC, USA, p. iv, 47 p.; 19 tab.; 15 fig., 2010.

V. Foster and Briceno-Garmendia, C., Africa's infrastructure : a time for transformation. Washington, DC, USA: World Bank, 2009, p. xxiii, 355 p. : boxes, fig., tab.