APA (7th ed.) Citation

De Bono, E. (1980). Future positive / Edward de Bono. Penguin.

Chicago Style (17th ed.) Citation

De Bono, Edward. Future Positive / Edward De Bono. Harmondsworth: Penguin, 1980.

MLA (9th ed.) Citation

De Bono, Edward. Future Positive / Edward De Bono. Penguin, 1980.

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