Further reading
- Berdyaev, N. (1937). The Destiny of Man. London.
- Capra, F. (1983). The Turning Point. Fontana, London.
- Das, N. (1953). The Science of Emotions. Theosophical Publishing House,. Madras.
- Gendlin, Eugene. (1981). Focusing. Bantam Press, London.
- Hall, C. S. and Lindzey, G. (1957). Theories of Personality. Wiley, New York.
- Heron, John, (1992). Feeling and Personhood: Psychology in Another Key. Sage, London.
- Heron, John, (1996). Co-operative Inquiry: Research into the Human Condition. Sage, London.
- Heron, John, (1998). Sacred Science: Person- centred Inquiry into the Spiritual and the Subtle. Ross-on-Wye: PCCS Books.
- Heron, John, (1999). The Complete Facilitator's Handbook. Kogan Page, London.
- Heron, John, and Reason, Peter. (2000). ‘The practice of co-operative inquiry’, in Bradbury, H. and Reason, Peter (eds), Handbook of Action Research, Sage, London, pp. 179–188.
- Houston, Jean. (1987). The Search for the Beloved. Tarcher, Los Angeles.
- Arthur Koestler, A. (1978). Janus. London: Hutchinson.
- McMahon, E. and Campbell, P. (1991). The Focusing Steps. Sheed and Ward, Kansas City, MO.
- Carl Rogers. (1959). ‘A theory of therapy, personality, and interpersonal relationships, as developed in the client-centred framework’, in S. Koch (ed) Psychology: A study of a Science, Vol 3. Penguin, New York.
- Carl Rogers. (1980). A Way of Being. Houghton Mifflin, Boston.
- Washburn, M. (1995). The Ego and the Dynamic Ground: A Transpersonal Theory of Human Development. Albany, NY, SUNY Press
- Ken, Wilber, (1995). Sex, Ecology, Spirituality: The Spirit of Evolution. Shambhala, Boston.