1. Allen, I.E., & Seaman, J. (2013). Changing Course: Ten Years of Tracking Online Education in the United States. Babson Survey Research Group.
2. Being and becoming: A field approach to psychology;Combs,1999
3. Democracy and education: an introduction to the philosophy of education;Dewey,1916
4. Human nature and conduct;Dewey,1922
5. Professional judgment and dispositions in teacher education. Teaching and Teacher Education;Dottin,2009