Eller, J. (2004). Effective group facilitation in education: How to energize meetings and manage difficult groups. Corwin Press.

Eller, John. Effective Group Facilitation in Education: How to Energize Meetings and Manage Difficult Groups. Thousand Oaks, Calif.: Corwin Press, 2004.

Eller, John. Effective Group Facilitation in Education: How to Energize Meetings and Manage Difficult Groups. Corwin Press, 2004.