Ober, S. (2003). Contemporary business communication (5th ed.). Houghton Mifflin Co..
芝加哥风格引文Ober, Scot. Contemporary Business Communication. 5th ed. Boston: Houghton Mifflin Co., 2003.
MLA引文Ober, Scot. Contemporary Business Communication. 5th ed. Houghton Mifflin Co., 2003.
警告：这些引文格式不一定是100％准确.