Cathy Jameson. Great Communications = Great Production. (2nd Edition). Tulsa, Oklahoma: Penn Well Publishing Corp., 2002.
Linda Adams. Be Your Best – Personal Effectiveness in Your Life and Your Relationships. New York: Perigee Books, 1989.
William Bergquist, Ken Merritt, Steve Phillips, Executive Coaching: An Appreciative Approach (2nd Edition). Sacrament California: Pacific Soundings Press, 2004.
William Bergquist. Creating the Appreciative Organization, Sacramento, California: Pacific Soundings Press, 2003.