BMW M: 50 Years of the Ultimate Driving Machines: Lewin, Tony, Neerpasch, Jochen: 9780760368480: Amazon.com: Books
Porsche 911: 50 Years - Kindle edition by Leffingwell, Randy. Children Kindle eBooks @ Amazon.com.
The IROC Porsches: The International Race of Champions, Porsche's 911 RSR, and the Men Who Raced Them: Stone, Matt, Follmer, George: 9780760368251: Amazon.com: Books
The IROC Porsches: The International Race of Champions, Porsche's 911 RSR, and the Men Who Raced Them: Stone, Matt, Follmer, George: 9780760368251: Amazon.com: Books