APA-čujuhus (7. p.)
Brookfield, S., & Preskill, S. (2016). The discussion book: 50 great ways to get people talking. Jossey-Bass.
Chicago-čujuhus (17. p.)
Brookfield, Stephen, juo Stephen Preskill. The Discussion Book: 50 Great Ways to Get People Talking. San Francisco, California: Jossey-Bass, 2016.
MLA-čujuhus (9. p.)
Brookfield, Stephen, juo Stephen Preskill. The Discussion Book: 50 Great Ways to Get People Talking. Jossey-Bass, 2016.
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