Mercedes-Benz, The SL story, The 190SL: The complete 190SL history with buyer's guide and superb recent color photos: S. Koehling, Bernd: 9798456655653: Amazon.com: Books
File:Mercedes Benz W116 red vr.jpg - Wikimedia Commons
Mercedes Benz S-Class: W116-series 1972-1980 (The Essential Buyer's Guide): Parish, Julian: 9781787115637: Amazon.com: Books