APA-referens

Vermeulen, F., & by Freek Vermeulen. (2017). Breaking bad habits: How to reinvigorate your business by defying industry norms. Boston, Massachusetts: Harvard Business Review Press.

Chicago-stil citat

Vermeulen, Freek, och by Freek Vermeulen. Breaking Bad Habits: How to Reinvigorate Your Business By Defying Industry Norms. Boston, Massachusetts: Harvard Business Review Press, 2017.

MLA-referens

Vermeulen, Freek, och by Freek Vermeulen. Breaking Bad Habits: How to Reinvigorate Your Business By Defying Industry Norms. Boston, Massachusetts: Harvard Business Review Press, 2017.

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