McDonald, D. (2019). The Firm: The Inside Story of McKinsey: The World's Most Controversial Management Consultancy. One world Publications.
Chicago Style aipamenaMcDonald, Duff. The Firm: The Inside Story of McKinsey: The World's Most Controversial Management Consultancy. London: One world Publications, 2019.
MLA aipamenaMcDonald, Duff. The Firm: The Inside Story of McKinsey: The World's Most Controversial Management Consultancy. One world Publications, 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.