Porsche 911: 50 Years - Special Edition: Leffingwell, Randy: 0752748345959: Amazon.com: Books
911 x 911: The Official Anniversary Book Celebrating 50 Years of the Porsche 911 (English, Spanish, French, German, Russian and Chinese Edition): Dieter Landenberger, The Porsche Museum: 9781935007234: Amazon.com: Books
Porsche 911: 50 Years - Kindle edition by Leffingwell, Randy. Children Kindle eBooks @ Amazon.com.