Dyfyniad APA

De Bono, E., & Edward De Bono. (2004). How to have a beautiful mind. Vermilion.

Dyfyniad Arddull Chicago

De Bono, Edward, and Edward De Bono. How to Have a Beautiful Mind. London: Vermilion, 2004.

Dyfyniad MLA

De Bono, Edward, and Edward De Bono. How to Have a Beautiful Mind. Vermilion, 2004.

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