Oliver, R., & Atmore, A. (1994). Africa since 1800 (4th ed.). Cambridge University.
Cita Chicago (17th ed.)Oliver, Ronald, i Anthony Atmore. Africa Since 1800. 4th ed. Britain: Cambridge University, 1994.
Cita MLA (9th ed.)Oliver, Ronald, i Anthony Atmore. Africa Since 1800. 4th ed. Cambridge University, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.