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
Save on sneakers with sales from Nike, Adidas, New Balance, Puma, more | Mashable
The Secret Psychology of Sneaker Colors - The New York Times
Adidas vs Puma - The Family Argument That Gave Rise to Sports Marketing - YouTube