Adidas vs Puma - The Family Argument That Gave Rise to Sports Marketing - YouTube
Amazon.com: Sneaker Wars: The Enemy Brothers Who Founded Adidas and Puma and the Family Feud That Forever Changed the Business of Sports: 9780061246586: Smit, Barbara: Books
Adidas and Puma and other family feuds that spawned two successful companies | lovemoney.com
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The Puma shoe that upended the 1968 Olympics and threatened Adidas - Sports Illustrated
Save on sneakers with sales from Nike, Adidas, New Balance, Puma, more | Mashable