The African Repository. American Colonization Society (books.google.com).
George Alexander Lethbridge Banbury: Sierra Leone or The White Man’s Grave. Sonnenschein, Lowrey & Co, 1888. (books.google.com).
Colonial System of Administration in Gambia. Access Gambia (accessgambia.com).
Ordinances of the Settlements on the Gold Coast and of the Gold Coast Colony, in Force April 7th, 1887: With an Appendix Containing the Rules, Orders in Council, and Proclamations of Practical Utility, and an Index. Gold Coast Government, Waterlow 1887 (books.google.com).
The Year-book of the Imperial Institute of the United Kingdom, the Colonies and India: A Statistical Record of the Resources and Trade of the Colonial and Indian Possessions of the British Empire. Imperial Institute, 1893 (books.google.com).
David Perfect: Historical Dictionary of The Gambia. Rowman & Littlefield Publishers, ISBN 978-1-4422-6526-4.
Zubairu Wai: Epistemologies of African Conflicts: Violence, Evolutionism, and the War in Sierra Leone. Palgrave Macmillan, 2012, ISBN 978-1-137-28079-4.