Cita APA (7a ed.)

Areán, P. A., & Cook, B. L. (2002). Psychotherapy and combined psychotherapy-pharmacotherapy for late life depression. [s.n.].

Cita Chicago Style (17a ed.)

Areán, Particia A., y Beth L. Cook. Psychotherapy and Combined Psychotherapy-pharmacotherapy for Late Life Depression. [S.l.]: [s.n.], 2002.

Cita MLA (9a ed.)

Areán, Particia A., y Beth L. Cook. Psychotherapy and Combined Psychotherapy-pharmacotherapy for Late Life Depression. [s.n.], 2002.