APA (7th ed.) Citation

De Bono, E. (1978). Opportunities. Penguin Book.

Chicago Style (17th ed.) Citation

De Bono, Edward. Opportunities. England: Penguin Book, 1978.

MLA (8th ed.) Citation

De Bono, Edward. Opportunities. Penguin Book, 1978.

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