Cita APA (7th ed.)
Oliver, R. (1967). Africa since 1800. Cambridge University Press.
Cita Chicago (17th ed.)
Oliver, Roland. Africa Since 1800. Cambridge: Cambridge University Press, 1967.
Cita MLA (9th ed.)
Oliver, Roland. Africa Since 1800. Cambridge University Press, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.