(Santa Barbara, Calif.: Adizes Institute Publications, 1992).
Alessandra, A. and Wexler, P.: Non-Manipulative Selling (San Diego: Courseware, Inc., 1979).
Bell, Gerald: The Achievers (Chapel Hill, N. C.: Preston Hill, 1973).
Bennett, E.: What Jung Really Said (New York: Schocken Books, 1967).
Bennett, J.: Enneagram Studies (York Beach: Samuel Weiser, Inc., 1983).
Berliner, Joseph S.: Factory and Manager in the USSR (Cambridge, Mass.: Harvard University Press, 1957).
Berne, Eric: Games People Play (New York: Ballantine, 1996, revised edition).
Blake, Robert, and Mouton, Jane: The Managerial Grid (Houston: Gulf Publishing, 1964).
Blau, Peter M.: The Dynamics of Bureaucracy (Chicago: University of Chicago Press, 1956).
Bolton, R. and Bolton, D.: People Styles at Work (New York: American Management Association, 1996).
Bolton, R. and Bolton, D.: Social Style / Management Style (New York: American Management Association, 1984).
Choiniere, R., and Keirsey, D.: Presidential Temperament (Del Mar: Prometheus Nemesis Book Company, 1992).
Drucker, Peter F.: Management: Tasks, Responsibilities, Practices (New York: Harper & Row, 1973).
Fieve, Ronald R.: Moodswing: Dr. Fieve on Depression (New York: William Morrow and Co., 1989).
Francis, Roy G., and Stone, Robert C.: Service and Procedure in Bureaucracy: A Case Study (Minneapolis: University of Minnesota Press, 1956).
Fraser, J.: The Chinese Portrait of a People (Glasgow: William Collins Sons & Co. Ltd., 1981).
Gordon, Dr. T.: L. E. T Leadership Effectiveness Training (Wyden Books, 1977).
Halberstam, D.: The Best and the Brightest (London: Pan Books Ltd., 1972).
Hartman, T.: The Color Code (Taylor Don Hartman, 1987).
Herrmann, N.: The Creative Brain (Lake Lure: Brain Books, 1990).
Keirsey, D. and Bates, M.: Please Understand Me (Del Mar: Prometheus Nemesis Book Company, 1984).
Lear, F.: The Second Seduction (New York: Alfred A. Knopf, 1992).
Lowen, A.: Depression and the Body (New York: Penguin Books, 1981).
Lowen, A.: The Language of the Body (New York: Macmillan Publishing Co., Inc., 1979).
March, James G., and Herbert Simon: Organizations (New York, London: John Wiley & Sons, 1958).
Mottram, V.: The Physical Basis of Personality (Baltimore: Penguin Books, 1960).
Parkinson, C. Northcote: Parkinsons Law: The Pursuit of Progress (London: John Murray, 1958).
Peter, Laurence J., and Hull, Raymond Hull: The Peter Principle: Why Things Always Go Wrong (New York: William Morrow & Co., 1969).
Rothchild, J.: Going for Broke: How Robert Campeau Bankrupted the Retail Industry, Jolted the Junk Bond Market and Brought the Booming Eighties to a Crashing Halt