Clark, C. M. (1995). Thoughtful teaching. Teachers College Press.
Citazione stile Chigago Style (17a edizione)Clark, Christopher M. Thoughtful Teaching. New York: Teachers College Press, 1995.
Citatione MLA (9a ed.)Clark, Christopher M. Thoughtful Teaching. Teachers College Press, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.