Cita APA (7a ed.)

Piper, W. E. (1996). Time-limited day treatment for personality disorders: Integration of research and practice in a group program. American Psychological Association.

Cita Chicago Style (17a ed.)

Piper, William E. Time-limited Day Treatment for Personality Disorders: Integration of Research and Practice in a Group Program. Washington: American Psychological Association, 1996.

Cita MLA (9a ed.)

Piper, William E. Time-limited Day Treatment for Personality Disorders: Integration of Research and Practice in a Group Program. American Psychological Association, 1996.