Porsche 904: The Truth and The Rumours, The Cars, The Race Results: Philippe Olczyk, Mike Morris: 9789952800234: Amazon.com: Books
Porsche 904 - Wikipedia
Amazon.com: Porsche 904 GTS 1964-1:18 - Norev : Arte y Manualidades
Porsche 904 Carrera GTS and Carrera 6: The Beginning of the Plastic Fantastic Racing Saga for Porsche - Road Scholars - Vintage Porsche Sales and Restoration