Brookfield, S. (2008). Developing critical thinkers: Challenging adults to explore alternative ways of thinking and acting. San Francisco, CA: Jossey-Bass Publishers.
Chartrand, J. M. (2012). Now you're thinking: Change your thinking-- revolutionize your career-- transform your life. Upper Saddle River, NJ: FT Press.
Chatham-Carpenter, A., Seawel, L., & Raschig, J. (2009). Avoiding the pitfalls: Current practices and recommendations for ePortfolios in higher education. Journal of Educational Technology Systems, 38(4), 437-456. doi: 10.2190/ET.38.4.e
Kirby, G. R., & Goodpaster, J. R. (2007). Thinking: An interdisciplinary approach to critical and creative thought (4th ed.). Upper Saddle River, NJ: Pearson Prentice Hall.
Greenwood, D. J., & Levin, M. (2007). Introduction to action research: Social research for social change (2nd ed.). Thousand Oaks, CA.: Sage Publications.
McNiff, J. (2002). Action research for professional development: Concise advice for new action researchers. Retrieved from http://www.jeanmcniff.com/ar-booklet.asp
McNiff, J. (2010). Action research for professional development: Concise advice for new and experienced action researchers (New Revised ed.). Dorset, England: September Books.
Paul, R., & Elder, L. (2012). Critical thinking: Tools for taking charge of your learning and your life (3rd ed.). Boston, MA: Pearson.