2015 - Ten Year Cumulative Index to the Journal of Recreational Mathematics (Paperback) ISBN-13: 9781508936800 ISBN-10: 1508936803 Genres: Reference, Science & Math ? 1979 - Madachy's Mathematical Recreations (Paperback) ISBN-13: 9780486237626 ISBN-10: 0486237621 Genres: Science & Math, Humor & Entertainment ? |