1. Akande, J. O., & Jegede, P. O. (2004). Andragogy and computer literacy: The Nigerian perspective. The African Symposium: An On-Line Educational Research Journal, 4(2). Retrieved from http://www2.ncsu.edu/ncsu/aern/arkives2.html
2. Barclay, K. (2001). Humanizing learning at a distance (Unpublished Doctoral Dissertation). University of Hawaii, Honolulu, HI.
3. Beard, J. (2014). Evidence of Leadership Competencies in the Journal of Mary Easton Sibley, A Pioneering 19th Century Women’s College Founder. Lindenwood University, Division of Educational Leadership.
4. Beard, R. (2013). Exploring the Lived Experiences of Participants in Simulated-Based Learning Activities. Lindenwood University.
5. Billington, D. D. (1988). Ego Development and Adult Education [Doctoral Dissertation, the Fielding Institute]. Dissertation Abstracts International, 49(7).