1. Barkley, E. F. 2010. Student Engagement Techniques: A Handbook for College Faculty. San Francisco: John Willey & Sons Inc.
2. Strategies for Team Selection for Group Projects in Marketing;Brokaw A. J.;Great Ideas for Teaching Marketing,2002
3. Group Work: How to Use Groups Effectively?;Burke A.;The Journal of Effective Teaching,2011
4. Chalachew, G., and M. Andargachew. 2007. “Increasing Individual Student Concern, Involvement and Responsibility in Group Assignment”. Paper Presented at May Annual International Educational Conference of Bahir Dar University, Bahir Dar, Ethiopia, May 2016.
5. Chuaprapaisilp, A. 1997. “Action Research: Improving Learning from Experience in Nurse Education in Thailand.” In Participatory Action Research: International Contexts and Consequences, edited by R. McTaggart, 247–261. Albany: State University of New York Press.