Kirkpatrick C, D Parker and YF Zhang (2006). “An Empirical Analysis of State and Private-Sector Provision of Water Services in Africa.” World Bank Economic Review 20(1): 143-163.
Kirkpatrick C, D Parker and YF Zhang (2006). “An Empirical Analysis of State and Private-Sector Provision of Water Services in Africa.” World Bank Economic Review 20(1): 143-163.