1. Agazarian, Y. & Peters, R. (1981)The Visible and Invisible Group: Two Perspectives on Group Psychotherapy and Group Process. London: Routledge & Degan Paul.
2. Archibald, H. (1954) Therapy group as dream content.Group Psychotherapy, 7:146–147.
3. Arons, B.S. (1978) First reported dreams in psychoanalytic group psychotherapy.American Journal of Psychotherapy, 32:534–541.
4. Battegay, R. (1977) The group dream. In Wolberg, A.R. and Aronson, M.L.,Group Therapy: 1977, New York: Stratton Intercontinental Medical Books., pp. 27–41.
5. Beck, A.P., Dugo, J.M., Eng, A.M., Lewis, C.M. & Peters, L.N. (1983) The participation of leaders in the structured development of therapy groups. In Dies, R. & MacKenzie, R.K. Editors.Advances in Group Psychotherapy: Integrating Research and Practice. Madison, CT: International Universities Press.