Cohen, W. A. (2006). Secrets of special OPS leadership: Dare the impossible, achieve the extraordinary. American Management Association.
Cita Chicago (17th ed.)Cohen, William A. Secrets of Special OPS Leadership: Dare the Impossible, Achieve the Extraordinary. New York: American Management Association, 2006.
Cita MLA (8th ed.)Cohen, William A. Secrets of Special OPS Leadership: Dare the Impossible, Achieve the Extraordinary. American Management Association, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.