Cita APA (7a ed.)

Paul, G. L., & Lentz, R. J. (1977). Psychosocial treatment of chronic mental patients: Milieu versus social-learning programs. Harvard University Press.

Cita Chicago Style (17a ed.)

Paul, Gordon L., y Robert J. Lentz. Psychosocial Treatment of Chronic Mental Patients: Milieu Versus Social-learning Programs. Cambridge (Massachusetts) [etc.]: Harvard University Press, 1977.

Cita MLA (9a ed.)

Paul, Gordon L., y Robert J. Lentz. Psychosocial Treatment of Chronic Mental Patients: Milieu Versus Social-learning Programs. Harvard University Press, 1977.