Citazione Stile APA (7a Edizione)

Kotter, J. P. (2008). A Sense of Urgency. W. W Norton.

Citazione stile Chigago Style (17a edizione)

Kotter, John P. A Sense of Urgency. London: W. W Norton, 2008.

Citatione MLA (9a ed.)

Kotter, John P. A Sense of Urgency. W. W Norton, 2008.