^Walls, Andrew F. "Freeman, Thomas Birch (1809-1890)". History of Missiology. Boston University, School of Theology. Archived from the original on 30 November 2017. Retrieved 7 June 2018.
^Igwe, E. (June 1963). "Thomas Birch Freeman: Pioneer Methodist Mission to Nigeria". Nigeria Magazine. 77: 79–89.
^Essamuah, Casely B. (2004). Ghanaian Appropriation of Wesleyan Theology in Mission 1961-2000. Methodist Missionary Society History Project. November 25-26, 2003. Salisbury, United Kingdom.: Sarum College.
^Eagle Omnibus (1947). Number Six: [A collection of short biographies of Joseph Hardy Neesima, Alexander Mackay, Thomas Birch Freeman, Robert Hockman, William Brett, and Kwegyir Aggrey]. London: Cargate Press.
^Omoyajowo, J. Akinyele (1995). Makers of the Church in Nigeria. Lagos, Nigeria: CSS Bookshops Ltd. Pub. Unit.