Collision Theory (Hardcover) → Paperback ISBN-13: 9780471311102 ISBN-10: 0471311103 Genre: Science & Math ? Collision Theory (Paperback) → Hardcover ISBN-13: 9780486435077 ISBN-10: 0486435075 Genres: Science & Math, Engineering & Transportation ? Verification Monitoring Disarmament [Pugwash Monograph] (Hardcover) ISBN-13: 9780813309651 ISBN-10: 0813309654 Genre: Politics & Social Sciences ? |