Vermeulen, F. (2017). Breaking bad Habits: Defy Industry Norms and Reinvigorate your Business. Harvard Business Review Press.
Chicago Style aipamenaVermeulen, Freek. Breaking Bad Habits: Defy Industry Norms and Reinvigorate Your Business. Boston, Massachusetts: Harvard Business Review Press, 2017.
MLA aipamenaVermeulen, Freek. Breaking Bad Habits: Defy Industry Norms and Reinvigorate Your Business. Harvard Business Review Press, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.