Cita APA (7a ed.)

Asher, M. (2006). Khartoum: The ultimate imperial adventure. Penguin.

Cita Chicago Style (17a ed.)

Asher, Michael. Khartoum: The Ultimate Imperial Adventure. London ; New York: Penguin, 2006.

Cita MLA (9a ed.)

Asher, Michael. Khartoum: The Ultimate Imperial Adventure. Penguin, 2006.