APA (7th ed.) Citation

Harshman, E. J. (1997). Mind-sharpening lateral thinking puzzles. Sterling.

Chicago Style (17th ed.) Citation

Harshman, Edward J. Mind-sharpening Lateral Thinking Puzzles. New York, NY: Sterling, 1997.

MLA (9th ed.) Citation

Harshman, Edward J. Mind-sharpening Lateral Thinking Puzzles. Sterling, 1997.

Warning: These citations may not always be 100% accurate.