De Bono, E. (2000). Six thinking hats (Revised and updated [edition].). Penguin Life, an Imprint of Penguin Books.
Cita Chicago Style (17a ed.)De Bono, Edward. Six Thinking Hats. Revised and updated [edition]. [London]: Penguin Life, an Imprint of Penguin Books, 2000.
Cita MLA (9a ed.)De Bono, Edward. Six Thinking Hats. Revised and updated [edition]. Penguin Life, an Imprint of Penguin Books, 2000.
Precaución: Estas citas no son 100% exactas.