APA (7th ed.) Citation

De Bono, E. (1967). The five-day course in thinking. Basic Books.

Chicago Style (17th ed.) Citation

De Bono, Edward. The Five-day Course in Thinking. New York: Basic Books, 1967.

MLA (9th ed.) Citation

De Bono, Edward. The Five-day Course in Thinking. Basic Books, 1967.

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