Ober, S. (2007). Fundamentals of Contemporary Business Communication (2nd.). Houghton Mifflin Company.
芝加哥风格引文Ober, Scot. Fundamentals of Contemporary Business Communication. 2nd. Boston: Houghton Mifflin Company, 2007.
MLA引文Ober, Scot. Fundamentals of Contemporary Business Communication. 2nd. Houghton Mifflin Company, 2007.
警告：这些引文格式不一定是100％准确.