APA (7th ed.) Citation

De Bono, E. (1985). De Bono's Thinking course. Facts on File.

Chicago Style (17th ed.) Citation

De Bono, Edward. De Bono's Thinking Course. New York, N.Y.: Facts on File, 1985.

MLA (9th ed.) Citation

De Bono, Edward. De Bono's Thinking Course. Facts on File, 1985.