Craig, Graham. (1003). The heritage of world civilization [computer file] (6th ed.). Prentice Hall.
芝加哥风格引文Craig, Graham. The Heritage of World Civilization [computer File]. 6th ed. Upper Saddle River, NJ: Prentice Hall, 1003.
MLA引文Craig, Graham. The Heritage of World Civilization [computer File]. 6th ed. Prentice Hall, 1003.
警告：这些引文格式不一定是100％准确.