References
- Graff, G., & Birkenstein, C. (2014). “They say/I say”: The moves that matter in academic writing (3rd ed.). New York: W. W. Norton.
- Hay, S. K. (2005). Seeing both sides of an issue: Teaching an online moral issues course. Discourse, 5(1), 134–141.
- Willingham, D. T. (2007). Critical thinking: Why is it so hard to teach? American Educator, 31(2), 8–19.