References and further reading
Cowan, Christopher C., Todorovic Natasha, eds. The Never Ending Quest: Dr. Clare W. Graves Explores Human Nature. Santa Barbara, CA: ECLET Publishing, 2005.
Creswell, John W. Qualitative Inquiry and Research Design. Thousand Oaks, CA: Sage; 1998.
Drucker, Peter F. The Effective Executive. New York: HarperCollins; 1967.
Drucker, Peter F. The Practice of Management. New York: HarperCollins; 1986.
Gilad, Benjamin. Business Blindspots: Replacing Myths, Beliefs and Assumptions with Market Realities. Calne, Wiltshire, England: Infonortics Ltd.; 1996.
Gilad, Benjamin. Early Warning: Using Competitive Intelligence to Anticipate Market Shifts, Control Risk, and Create Powerful Strategies. New York: AMACOM; 2004. ...