Greaves, R. L., & Zaller, R. (1997). Civilizations of the world: The human adventure. (3rd.ed.). Longman.
芝加哥风格引文Greaves, Richard L., 与 Robert Zaller. Civilizations of the World: The Human Adventure. 3rd.ed. New York: Longman, 1997.
MLA引文Greaves, Richard L., 与 Robert Zaller. Civilizations of the World: The Human Adventure. 3rd.ed. Longman, 1997.
警告：这些引文格式不一定是100％准确.