Campbell, C. (1995). Towards teaching: An exploration of teaching skill. Oxford: Heinemann.
Čikaški stil citiranjaCampbell, Collin. Towards Teaching: An Exploration of Teaching Skill. Oxford: Heinemann, 1995.
MLA način citiranjaCampbell, Collin. Towards Teaching: An Exploration of Teaching Skill. Oxford: Heinemann, 1995.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.