APA (7th ed.) Citation

Bono, E. (1999). Six thinking hats. Back Bay Books.

Chicago Style (17th ed.) Citation

Bono, Edward. Six Thinking Hats. New York: Back Bay Books, 1999.

MLA (9th ed.) Citation

Bono, Edward. Six Thinking Hats. Back Bay Books, 1999.

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