1. Avolio, B. J., & Bass, B. M. (2004). Multifactor Leadership Questionnaire. Manual and Sampler Set (3rd ed.). Redwood City, CA: Mind Garden.
2. Transformational Leadership Characteristics Necessary For Todays Leaders In Higher Education
3. Bass, B. M. (1985). Leadership and Performance Beyond Expectations. New York: The Free Press.
4. Bass, B. M., & Avolio, B. J. (1997). Full Range Leadership Development: Manual for the Multifactor Leadership Questionnaire. Redwood City, CA: Mind Garden.
5. Bass, B. M., & Avolio, B. J. (2000). MLQ Multifactor Leadership Questionnaire. Redwood City, CA: Mind Garden.