Hadfield, Christopher Today’s Technician: Classroom Manual for Automotive Engine Repair and Rebuilding by Christopher Hadfield - 4th ed. - Delmar Cengage Learning 2010 - xiv, 316 pages col. ill. ; 28 cm includes index ISBN: 978-1-4390-6060-5 Dewey Class. No.: R 629.287 H11c 2010