Kaplan, S. (2008). Bag the Elephant: How to win & keep big customers. The Free Press.
芝加哥风格引文Kaplan, Steve. Bag the Elephant: How to Win & Keep Big Customers. New York: The Free Press, 2008.
MLA引文Kaplan, Steve. Bag the Elephant: How to Win & Keep Big Customers. The Free Press, 2008.
警告：这些引文格式不一定是100％准确.