Cita APA (7a ed.)

Porter, R. (1968). The role of learning in psychotherapy: A Ciba Foundation symposium. Churchill.

Cita Chicago Style (17a ed.)

Porter, Ruth. The Role of Learning in Psychotherapy: A Ciba Foundation Symposium. London: Churchill, 1968.

Cita MLA (9a ed.)

Porter, Ruth. The Role of Learning in Psychotherapy: A Ciba Foundation Symposium. Churchill, 1968.