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M. Adank, Kumasi, T., Abbey, E., Dickinson, N., Dzansi, P., Atengdem, J., Chimbar, T. L., and Effah, E., “Fact Sheet Water services in 3 Districts in Ghana. (Akatsi, East Gonja and Sunyani West)”. IRC, 2012.

T. Schouten, Stratton-Short, S., Lockwood, H., Magara, P., Dzansi, P., and Harris, K., “Triple-S Learning Principles and Practices”. IRC, p. 27 p., 2011.