Cita APA (7th ed.)
Hartmann, T. (2007). Cracking the code: How to win hearts, change minds, and restore America's original vision. Berrett-Koehler Publishers.
Cita Chicago (17th ed.)
Hartmann, Thom. Cracking the Code: How to Win Hearts, Change Minds, and Restore America's Original Vision. San Francisco, Calif.: Berrett-Koehler Publishers, 2007.
Cita MLA (9th ed.)
Hartmann, Thom. Cracking the Code: How to Win Hearts, Change Minds, and Restore America's Original Vision. Berrett-Koehler Publishers, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.