APA引文
Berkowitz, E. N. (1997). Marketing (5th ed.). Irwin.
芝加哥风格引文
Berkowitz, Eric N. Marketing. 5th ed. Chicago, Ill.: Irwin, 1997.
MLA引文
Berkowitz, Eric N. Marketing. 5th ed. Irwin, 1997.
警告：这些引文格式不一定是100％准确.