APA-viite (7. p.)

Mcdonald Duff. (2013). firm: The story of McKinsey and its secret influence on American business. Simon & Schuster.

Chicago-viite (17. p.)

Mcdonald Duff. Firm: The Story of McKinsey and Its Secret Influence on American Business. New York: Simon & Schuster, 2013.

MLA-viite (9. p.)

Mcdonald Duff. Firm: The Story of McKinsey and Its Secret Influence on American Business. Simon & Schuster, 2013.