Porsche 911 Enduring Values

by Jutta Deiss et al

St Paul: Motorbooks, 2004

ISBN: 0760321205

160pp, colour & B/W plates

Porsche 911 Perfection by Design

by Randy Leffingwell

St Paul: Motorbooks, 2005

ISBN: 0760320926

352pp, colour & B/W plates

Porsche 911 The Definitive History 1987-1997

by Brian Long

Dorchester: Veloce, 2004

208pp, colour & B/W plates

Porsche Chronicle

Lincolnwood, Illinois: Publications International, 1995

ISBN: 0785312285. 216pp, colour & B/W plates