Wills, A. J. (1967). An introduction to the history of Central Africa (2nd ed.). Oxford U.P.
芝加哥风格引文Wills, A. J. An Introduction to the History of Central Africa. 2nd ed. London: Oxford U.P, 1967.
MLA引文Wills, A. J. An Introduction to the History of Central Africa. 2nd ed. Oxford U.P, 1967.
警告：这些引文格式不一定是100％准确.