1. Ada, A. G., & Claffey, H. (2003). Trees of idomaland: Together with some useful shrubs, climbers and herbs. Otukpo, Nigeria: Dik Printers. https://www.mshr.org/wp-content/uploads/2016/11/Trees-of-Idomaland.pdf.
2. Adams, D. W. (1984). Are the arguments for cheap agricultural credit sound? In D. W. Adams, D. H. Graham, & J. D. von Pischke (Eds.), Undermining rural development with cheap credit (pp. 65–77). Boulder, CO and London: Westview Press.
3. Adams, D. W., & von Pischke, J. D. (1992). Microenterprise credit programs: Deja vu. World Development, 20(10), 1463–1470.
4. Augsburg, B., & Fouillet, C. (2010). Profit empowerment: The microfinance institution’s mission drift. Perspectives on Global Development and Technology, 9, 327–355.
5. Ayebome, O. E. (2020). The humanitarian engagement of the Church in Nigeria: The example of the catholic diocese of idah. Hamburg, Germany: Lit Verlag.