APA Citation

De Bono. (1991). Practical thinking: 4 ways to be right, 5 ways to be wrong, 5 ways to understand. London: Penguin Books.

Chicago Style Citation

De Bono. Practical Thinking: 4 Ways to Be Right, 5 Ways to Be Wrong, 5 Ways to Understand. London: Penguin Books, 1991.

MLA Citation

De Bono. Practical Thinking: 4 Ways to Be Right, 5 Ways to Be Wrong, 5 Ways to Understand. London: Penguin Books, 1991.

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