Kotter, J. P. (1990). A force for change: How leadership differs from management. Free Press.
Citazione stile Chigago Style (17a edizione)Kotter, John P. A Force for Change: How Leadership Differs from Management. New York: Free Press, 1990.
Citatione MLA (9a ed.)Kotter, John P. A Force for Change: How Leadership Differs from Management. Free Press, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.