APA (7th ed.) Citation

De Bono, E. (1990). Edward de Bono's masterthinker's handbook: A guide to innovative thinking. Penguin Books.

Chicago Style (17th ed.) Citation

De Bono, Edward. Edward De Bono's Masterthinker's Handbook: A Guide to Innovative Thinking. London: Penguin Books, 1990.

MLA (9th ed.) Citation

De Bono, Edward. Edward De Bono's Masterthinker's Handbook: A Guide to Innovative Thinking. Penguin Books, 1990.