Style de citation APA (7e éd.)

Marjomaa, R. (1998). War on the Savannah: The military collapse of the Sokoto Caliphate under the invasion of the British Empire 1897-1903. Finnish Academy of Science and Letters.

Style de citation Chicago (17e éd.)

Marjomaa, Risto. War on the Savannah: The Military Collapse of the Sokoto Caliphate Under the Invasion of the British Empire 1897-1903. Helsinki: Finnish Academy of Science and Letters, 1998.

Style de citation MLA (9e éd.)

Marjomaa, Risto. War on the Savannah: The Military Collapse of the Sokoto Caliphate Under the Invasion of the British Empire 1897-1903. Finnish Academy of Science and Letters, 1998.