Porsche: Excellence Was Expected: The Comprehensive History of the Company, its Cars and its Racing Heritage - 2008 Update: Ludvigsen, Karl: 9780837602356: Amazon.com: Books
Porsche - the Complete Story - 356 +911 | eBay
Porsche 911: The Definitive History 2004 to 2012: Long, Brian: 9781845848644: Amazon.com: Books