"The Sporting Fords Vol. 4 Sierras by Graham Robson Collectors Guide Cosworth RS" is a comprehensive textbook focusing on automotive transportation. Published in 1991 by Motor Racing Publications, this hardcover book delves into the subject of Ford Sierras, with a technical level suitable for collectors and enthusiasts. Authored by Graham Robson, this first edition publication features a dust jacket and spans 128 pages, making it a valuable addition to any automotive reference library.