Ackoff, Russell. Redesigning the Future: The Systems Approach to Societal Problems. New York: Wiley, 1974.
Agazarian, Yvonne M. Systems-Centered Theory for Groups. New York: Guilford Press, 1997.
Asch, Solomon E. Social Psychology. New York: Prentice Hall, 1952.
Bion, Wilfred R. Experience in Groups. London: Tavistock, 1961.
Buzan, Tony. Use Both Sides of Your Brain: New Mind-Mapping Techniques (3rd ed.). New York: Plume Books, 1991.
Faucheux, Claude. “Leadership, Power & Influence within Social Systems.” Paper prepared for a Symposium on the Functioning of the Executive, October 10–13, 1984, Case Western University, Cleveland, Ohio.
Friedman, Richard A. “The Feel-Good Gene,” New York Times Sunday Review, March 8, 2015, p. SR1.