1986 - Handbook Artificial Intelligence Co Vol 2 (Paperback) ISBN-13: 9780201168860 ISBN-10: 0201168863 ? 1980 - Black Holes and Warped Spacetime (Paperback) ISBN-13: 9780553137491 ISBN-10: 0553137492 Genre: Science & Math ? Worksheets and Study Guide for Kaufmann's Intermediate (Paperback) ISBN-13: 9780534949228 ISBN-10: 0534949223 ? |