Cita APA (7a ed.)

British Psychological Society. (2002). Psychology and psychotherapy: Theory, research and practice. British Psychological Society.

Cita Chicago Style (17a ed.)

British Psychological Society. Psychology and Psychotherapy: Theory, Research and Practice. Leicester, UK: British Psychological Society, 2002.

Cita MLA (8a ed.)

British Psychological Society. Psychology and Psychotherapy: Theory, Research and Practice. British Psychological Society, 2002.