Cita APA (7a ed.)

Dryden, W., & Thorne, B. (1991). Training and supervision for counselling in action. Sage.

Cita Chicago Style (17a ed.)

Dryden, Windy, y Brian Thorne. Training and Supervision for Counselling in Action. London ; Newbury Park, Calif.: Sage, 1991.

Cita MLA (9a ed.)

Dryden, Windy, y Brian Thorne. Training and Supervision for Counselling in Action. Sage, 1991.