Pfeiffer, J. E. (1985). The emergence of humankind (4th ed.). Harper & Row.
芝加哥风格引文Pfeiffer, John E. The Emergence of Humankind. 4th ed. New York: Harper & Row, 1985.
MLA引文Pfeiffer, John E. The Emergence of Humankind. 4th ed. Harper & Row, 1985.
警告：这些引文格式不一定是100％准确.