Oliver, R., & Atmore, A. (1994). Africa since 1800 (4th ed.). Cambridge University.
芝加哥风格引文Oliver, Ronald, 与 Anthony Atmore. Africa Since 1800. 4th ed. Britain: Cambridge University, 1994.
MLA引文Oliver, Ronald, 与 Anthony Atmore. Africa Since 1800. 4th ed. Cambridge University, 1994.
警告：这些引文格式不一定是100％准确.