APA (7th ed.) Citation

De Bono, E. Six Thinking Hatsʼ (Revised and updated.).

Chicago Style (17th ed.) Citation

De Bono, Edward. Six Thinking Hatsʼ. Revised and updated.

MLA (8th ed.) Citation

De Bono, Edward. Six Thinking Hatsʼ. Revised and updated.

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