APA (7th ed.) Citation

Wotiz, J. H. (1993). The Kekulé riddle: A challenge for chemists and psychologists. Cache River Press.

Chicago Style (17th ed.) Citation

Wotiz, John H. The Kekulé Riddle: A Challenge for Chemists and Psychologists. Clearwater, FL: Cache River Press, 1993.

MLA (9th ed.) Citation

Wotiz, John H. The Kekulé Riddle: A Challenge for Chemists and Psychologists. Cache River Press, 1993.