Staub, R. E. (1996). The heart of leadership: 12 practices of courageous leaders. Executive Excellence Publishing.
Chicago-referens (17:e uppl.)Staub, Robert E. The Heart of Leadership: 12 Practices of Courageous Leaders. South Provo, Utah: Executive Excellence Publishing, 1996.
MLA-referens (9:e uppl.)Staub, Robert E. The Heart of Leadership: 12 Practices of Courageous Leaders. Executive Excellence Publishing, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.