Porsche 911 Perfomance Handbook 1963-1998 (Motorbooks Workshop) 3rd (third) Edition by Bruce Anderson published by Motorbooks International (2009): Bruce Anderson: Amazon.com: Books
Porsche: The Fine Art of the Sports Car: Lewis, Lucinda: 9781571451354: Amazon.com: Books
Amazon.com: Porsche 911: 9783768825146: Martin Häussermann: Books
Porsche 901: Die Wurzeln einer Legende : Lewandowski, Jürgen: Amazon.de: Bücher