Sneaker Wars : The Enemy Brothers Who Founded Adidas and Puma and the Family Feud That Forever Changed the Business of Sports by Barbara Smit (2009, Trade Paperback) for sale online | eBay
PUMA® - History
Puma and Adidas: the brothers who hated each other
PUMA® - History
PUMA® - History
History of the PUMA Logo - PUMA CATch up
The History of Puma - Fat Buddha Store
Adidas” and “Puma” Were Founded by Brothers
PUMA® - History
The History of PUMA | Shoe Palace Blog
How Puma and Adidas' Rivalry Divided Their Founding Town for 70 Years