Cita APA (7a ed.)

Allen, D. M. (1988). Unifying individual and family therapies. Jossey-Bass.

Cita Chicago Style (17a ed.)

Allen, David M. Unifying Individual and Family Therapies. San Francisco ; London: Jossey-Bass, 1988.

Cita MLA (9a ed.)

Allen, David M. Unifying Individual and Family Therapies. Jossey-Bass, 1988.