Yost, M. (2006). Tailgating, sacks, and salary caps: How the NFL became the most successful sports league in history. Kaplan Pub..
Citace podle Chicago (17th ed.)Yost, Mark. Tailgating, Sacks, and Salary Caps: How the NFL Became the Most Successful Sports League in History. Chicago, IL: Kaplan Pub., 2006.
Citace podle MLA (9th ed.)Yost, Mark. Tailgating, Sacks, and Salary Caps: How the NFL Became the Most Successful Sports League in History. Kaplan Pub., 2006.
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