Cita APA (7a ed.)

Spiegel, D., & Classen, C. (2000). Group therapy for cancer patients: A research-based handbook of psychosocial care. Basic Books.

Cita Chicago Style (17a ed.)

Spiegel, David, y Catherine Classen. Group Therapy for Cancer Patients: A Research-based Handbook of Psychosocial Care. New York: Basic Books, 2000.

Cita MLA (9a ed.)

Spiegel, David, y Catherine Classen. Group Therapy for Cancer Patients: A Research-based Handbook of Psychosocial Care. Basic Books, 2000.