** Barlow, C. (1991) From Gaia to Selfish Genes,
                (The MIT Press, Cambridge, Massachusetts)
  ** Bateson, G. (1979) Mind and Nature, a Necessary Unity,
                 (Bantam Books, Toronto)
  ** Capra, F. (1982) The Turning Point, (Bantam Books, Toronto)
  ** Capra, F. (1991) The Tao of Physics, (Shambhala Publications, Boston)
  ** Gleick, J. (1987) Chaos, making of a new science (Penguin Books, New York)
**** Hofstadter, D. (1979) Godel, Escher, Bach, (Vintage Books, New York)
  ** Levy, S. (1992) Artificial Life, (Pantheon Books, New York)
 *** Lovelock, J. (1989) GAIA, A new look at life on earth,
                  (Oxford University press, Oxford)
**** Penrose, R. (1994) Shadows of the mind, (Oxford University press, Oxford)
 *** Persig, R. (1979) Zen and the art of motorcycle maintenance,
                (Bantam Books, Toronto)
  ** Rifkin, J. (1981) Entropy, (Bantam Books, Toronto)
**** Rosen, R. (1991) Life Itself, (Columbia University Press, New York)
 *** Waldrop, M. (1992) Complexity (Touchstone Books, New York)
Rating system
**** must read
 *** highly recommended
  ** consider
Jeff Prideaux