2012 - Cosmology and Gravitation Spin Torsion Rotation and Supergravity [Nato Science Series B:] (Paperback) ISBN-13: 9781461331254 ISBN-10: 1461331250 Genre: Science & Math ? 1993 - The Riddle of Gravitation Revised and Updated Edition (Paperback) ISBN-13: 9780486273785 ISBN-10: 0486273784 Genres: Science & Math, Engineering & Transportation ? 1987 - The Riddle of Gravitation (Hardcover) → Paperback, Hardcover ISBN-13: 9780684184609 ISBN-10: 0684184605 Genres: Science & Math, Engineering & Transportation ? The Riddle of Gravitation (Paperback) → Hardcover ISBN-13: 9780684717128 ISBN-10: 0684717123 Genre: Science & Math ? |