Citazione Stile APA (7a Edizione)
Hartmann, T. (2007). Cracking the code: How to win hearts, change minds, and restore America's original vision. Berrett-Koehler Publishers.
Citazione stile Chigago Style (17a edizione)
Hartmann, Thom. Cracking the Code: How to Win Hearts, Change Minds, and Restore America's Original Vision. San Francisco, Calif.: Berrett-Koehler Publishers, 2007.
Citatione MLA (9a ed.)
Hartmann, Thom. Cracking the Code: How to Win Hearts, Change Minds, and Restore America's Original Vision. Berrett-Koehler Publishers, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.