1. Authentic leadership development: Getting to the root of positive forms of leadership;Avolio;The Leadership Quarterly,2005
2. Leadership and performance beyond expectations;Bass,1985
3. Leaders: The Strategies for taking charge;Bennis,1985
4. Losing my virginity: The Autobiography;Branson,2005
5. Charisma and leadersip in organszations;Bryman,1992