Prochaska JO et al. In Search of How People Change. American Psychologist 1992 Sept; 1102-1114
M Leonard, S Graham, D Bonacum. The human factor: the critical importance of effective teamwork and communication in providing safe care. Qual Saf Health Care 2004;13(Suppl 1):i85–i90. doi: 10.1136/qshc.2004.010033
Heifetz, Ronald A., Linsky, Marty. Leadership on the Line. Harvard Business School Press, Boston, MA 2002.