My best mathematical and logic puzzles
Gardner, Martin
My best mathematical and logic puzzles - Dover Publications, 1994. - 82 p.
9780486281520
Logic puzzles
Mathematical recreations
793.7 / GAR-M
My best mathematical and logic puzzles - Dover Publications, 1994. - 82 p.
9780486281520
Logic puzzles
Mathematical recreations
793.7 / GAR-M