Porsche 911 (964): Carrera 2, Carrera 4 and turbocharged models. Model years 1989 to 1994 (Essential Buyer's Guide series) eBook : Streather, Adrian: Amazon.co.uk: Kindle Store
Porsche 911SC: Coupé, Targa, Cabriolet & RS Model years 1978-1983 (Essential Buyer's Guide series), Streather, Adrian, eBook - Amazon.com
Porsche 911: Carrera 3.2 (1983-1989) (The Ultimate Owner's Guide): Wingrove, Gordon: 9781906712020: Amazon.com: Books