Dyfyniad APA

Goleman, D. (2014). Focus: The hidden driver of excellence. Bloomsbury Publishing.

Dyfyniad Arddull Chicago

Goleman, Daniel. Focus: The Hidden Driver of Excellence. London: Bloomsbury Publishing, 2014.

Dyfyniad MLA

Goleman, Daniel. Focus: The Hidden Driver of Excellence. Bloomsbury Publishing, 2014.

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