Samson, John M..Simon & Schuster's savage crosswords series 2 : 50 all-original ultrahard puzzles-the ultimate challenge /.A Fireside Book Published by Simon & Schuster,,2001..
雅各布斯.解谜:向18种经典谜题的巅峰发起挑战:one man's quest to solve the most baffling puzzles ever, from crosswords to jigsaws to the meaning of life.生活·读书·新知三联书店,2024.04.