1. BERRY, L. (1994). Ghana: A country study (3rd ed.). Federal Research Division, Library of Congress.
2. BUD, G. (2020). The settler moment in Belgian Africa: Europeans in the Belgian Congo and Ruanda-Urundi during the second world war. Journal of Belgian History, 50(1).
3. BYANAFASHE, D., & Rutayisire, P. (2016). History of Rwanda: From the beginning to the end of the Twentieth Century. National Unity and Reconciliation Commission (NUCRC).
4. CHAMBERLAIN, M. (2014). The Scramble for Africa. (3rd ed.). Taylor and Francis.
5. CHOUDHURY, B.I. (2006). The World of Doxiadis and Bangladesh. The Daily Star. https://archive.thedailystar.net/2006/10/07/d610071902135.htm