Birdsall, Steve (1968): . New York: Arco Publishing Company, Inc., ISBN 0-668-01695-7. Blue, Allan G. (1976): . Shepperton, Surrey, UK: Ian Allan Ltd., ISBN 0-7110-0630-X. Bowman, Martin (1979): . Norwich, Norfolk, UK: Wensum Books Ltd, ISBN 0-903619-27-X. Freeman, Roger (1983): . Shepperton, Surrey, UK: Ian Allan Ltd., ISBN 0-7110-1264-4. Johnsen, Frederick A. (1993): . St. Paul, Minnesota: Motorbooks International, ISBN 0-87938-758-0.