Brown, D., & Pedder, J. (1991). Introduction to psychotherapy: An outline of psychodynamic principles and practice (2nd ed.). Routledge.

Brown, Dennis, and Jonathan Pedder. Introduction to Psychotherapy: An Outline of Psychodynamic Principles and Practice. 2nd ed. London: Routledge, 1991.

Brown, Dennis, and Jonathan Pedder. Introduction to Psychotherapy: An Outline of Psychodynamic Principles and Practice. 2nd ed. Routledge, 1991.