Cavigelli, M.A., S.R. Deming, L.K. Probyn, and R.R. Hardwood, eds. 1998. Michigan Field Crop Ecology: Managing Biological Processes for Productivity and Environmental Quality. Michigan State University Extension Bulletin E-2646: East Lansing, MI.

Clark, D. 1997. The Art and Science of Leadership. www. sos.net/~donclark/leader/leader.html.

Heron, J. 1999. The Complete Facilitator’s Handbook. Kogan Page US: Sterling, VA.

Kaner, S., L. Lind, C. Toldi, S. Fisk, and D. Berger. 2014. Facilitator’s Guide to Participatory Decision-Making, Third Edition. Jossey-Bass: San Francisco, CA.

Lilja, N., and J.A. Ashby. 1999. Types of Participatory Research Based on Locus of Decision Making. Participatory Research and Gender Analysis Working Document 6. Consultative Group on International Agricultural Research: Cali, Colombia.

Straus, D. 2002. How to Make Collaboration Work: Powerful Ways to Build Consensus, Solve Problems, and Make Decisions. Berret-Koehler Publishers: San Francisco, CA.

Tress, B., G. Tress, and G. Fry 2005. Integrative studies on rural landscapes: Policy expectations and research practice. Landscape and Urban Planning 70: 177–191.

Tuckman, B.W. 1965. Development sequences in small groups. Psychology Bulletin 63: 384–399.