Campbell, C. (1995). Towards teaching: An exploration of teaching skill. Oxford: Heinemann.
Chicago Style aipamenaCampbell, Collin. Towards Teaching: An Exploration of Teaching Skill. Oxford: Heinemann, 1995.
MLA aipamenaCampbell, Collin. Towards Teaching: An Exploration of Teaching Skill. Oxford: Heinemann, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.