3824220
9780679406884
Brain-teasers, from the simple to the near-impossible, set on the Island of Knights and Knaves, with the Sorcerer as the guide.Smullyan, Raymond M. is the author of 'Satan, Cantor, and Infinity and Other Mind-Boggling Puzzles' with ISBN 9780679406884 and ISBN 0679406883.
[read more]