Kagan, D. (1996). Western heritage brief: Study guide and work book. Prentice Hall.
芝加哥风格引文Kagan, Donald. Western Heritage Brief: Study Guide and Work Book. New Jersey: Prentice Hall, 1996.
MLA引文Kagan, Donald. Western Heritage Brief: Study Guide and Work Book. Prentice Hall, 1996.
警告：这些引文格式不一定是100％准确.