1. Bohman, A. (2010). Framing the water and sanitation challenge: A history of urban water supply and sanitation in Ghana 1909–2005. Unpublished Doctoral Dissertation in Economic History, Umeå University.
2. Cohen, J. M., & Peterson, S. B. (1999). Administrative decentralization: Strategies for developing countries. Kumarian Press.
3. Ghana Statistical Service. (2018). Multiple indicator cluster survey (MICS 2017/18), survey findings report. Ghana Statistical Service.
4. GoG/UNICEF. (n.d.). Results-based financing (RBF) arrangements. GoG/UNICEF.
5. Halim, F. B., & Haider, M. Z. (2017). Prevalence and economic costs of diarrheal illness among adult slum dwellers in Khulna City, Bangladesh. Journal of Health and Social Science, 2(1), 83–98.