APA (7th ed.) Zitazioa

De Bono, E. (2015). Serious creativity. Vermilion.

Chicago Style (17th ed.) Zitazioa

De Bono, Edward. Serious Creativity. London: Vermilion, 2015.

MLA (9th ed.) Zitazioa

De Bono, Edward. Serious Creativity. Vermilion, 2015.