T. Messer-Kruse, "Tycoons, Scorchers, and Outlaws: The Class War that Shaped American Auto Racing" English | 2013 | pages: 155 | ISBN: 1137322500 | PDF | 1,4 mb
Sigur E. Whitaker, "The Indy Car Wars: The 30-year Fight for Control of American Open-wheel Racing" English | 2015 | ISBN: 0786498323 | 232 pages | PDF | 11.5 MB
The First American Grand Prix: The Savannah Auto Races, 1908-1911 by Tanya A. Bailey English | May 15, 2014 | ISBN: 0786476974 | 240 pages | PDF | 36 Mb