1. Benson, A. D., & Schaffer, S. (2004). Guest editors’ introduction workplace learning and performance improvement. TechTrends, 48(2), 2–2. doi: 10.1007/bf02762531 .
2. Conn, C. A., & Gitonga, J. (2004). The status of training and performance research in the AECT journals. TechTrends, 48(2), 16–21. doi: 10.1007/BF02762538 .
3. Dean, P. J. (1997). Dale Brethower: The knowledge base of human performance technology. In P. J. Dean & D. E. Ripley (Eds.), Performance improvement pathfinders: Models for organizational learning systems (65–83). Washington, DC: The International Society for Performance Improvement. ISBN: 0-9616690-9-8.
4. Dean, P. J., & Ripley, D. E. (Eds.). (1997). Performance improvement pathfinders: Models for organizational learning systems. Washington, DC: The International Society for Performance Improvement. ISBN: 0-9616690-9-8.
5. Duan, M. (2014). Examining the applicability of action research in the practice of human performance technology: Evidence from exemplary cases (Order No. 3621874). Available from ProQuest Dissertations & Theses Global. (1545896634). Retrieved from http://ezproxy.lib.indiana.edu/login?url=http://search.proquest.com/docview/1545896634?accountid=11620 .