Bales, R.F. (1970) Personality and Interpersonal Behavior. New York, Holt, Rinehart & Winston .
2.
Dunphy, D. (1968) "Phases, roles and myths in self-analytic groups ." J. Applied Behavioral Sci.4: 195-226.
3.
Mann, R.D., G.H. Gibbard, and J.J. Hartman (1967) Interpersonal Styles and Group Development. New York: John Wiley.
4.
McGee, T.F. and B.N. Schuman (1970) "The nature of the co-therapist relationship." International J. of Group Psychotherapy20: 25.
5.
Mills, T.M. (1964) Group Transformation: An Analysis of a Learning Group. Englewood Cliffs, N.J.: Prentice-Hall.
6.
Mintz, E. (1963a) "Special value of co-therapists in group psychotherapy ." International J. of Group Psychotherapy13: 127-132.
7.
--- ( 1963b) "Transference in co-therapy groups." J. of Consulting Psychology27: 24-39.
8.
Slater, P. (1967) MicrocosmNew York: John Wiley.
9.
Solomon, A., F.J. Loeffer, and G.H. Frank (1953) "An analysis of co-therapist interaction in group psychotherapy." International J. of Group Psychotherapy3: 171-180.