کتاب های Edward J. Harshman
Mind-Sharpening Lateral Thinking Puzzles
Edward J. Harshman, 1997
Fantastic Lateral Thinking Puzzles
Edward Harshman, 1996
Clever Lateral Thinking Puzzles
Edward Harshman, 1997
Classic Lateral Thinking Puzzles
Edward J. Harshman; Des MacHale; Paul Sloane; Bob Longs; Myron Miller, 2004
Mind-Sharpening Lateral Thinking Puzzles
Edward J. Harshman, Myron Miller (illustrator), 1997
Lateral Logician: 300 Mind-Stretching Puzzles (Clever, Tricky, Super)
Edward J. Harshman, Paul Sloane, Des MacHale, Myron Miller (illustrator), 2004
