1. Armstrong, P. (2003). Teaching as stand-up comedy: The metaphor of scripted and improvised performance of teaching. In I. Davidson, D. Murphy & B. Piette (Eds.) Speaking in tongues: Languages of lifelong learning, Proceedings of the 33rd Annual Conference on University Teaching and Research in the Education of Adults. Bangor: University of Wales Bangor/SCUTREA. Available at www.leeds.ac.uk/educol/documents/00003086.htm .
2. Atkinson, T. & Claxton, G. (2003). The intuitive practitioner: On the value of not always knowing what one is doing. Maidenhead: The Open University.
3. Berliner, D. C. (2001). Learning about and learning from expert teachers. International Journal of Educational Research, 35(5), 463–482.
4. Brookfield, S. D. (2006). The skillful teacher: On technique, trust, and responsiveness in the classroom (2nd ed.). San Francisco: Wiley.
5. Bryant, J. & Sangwin, C. (2008). How round is your circle?: Where engineering and mathematics meet. Oxford: Princeton University Press.