Oliver, R., & Atmore, A. (1994). Africa since 1800 (4th ed.). Cambridge University.
Dyfyniad Arddull ChicagoOliver, Ronald, and Anthony Atmore. Africa Since 1800. 4th ed. Britain: Cambridge University, 1994.
Dyfyniad MLAOliver, Ronald, and Anthony Atmore. Africa Since 1800. 4th ed. Cambridge University, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.