Eller, J. (2004). Effective group facilitation in education: How to energize meetings and manage difficult groups. Corwin Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিEller, John. Effective Group Facilitation in Education: How to Energize Meetings and Manage Difficult Groups. Thousand Oaks, Calif.: Corwin Press, 2004.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিEller, John. Effective Group Facilitation in Education: How to Energize Meetings and Manage Difficult Groups. Corwin Press, 2004.
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