Cita APA (7a ed.)

Busse, E. W., & Blazer, D. G. (1989). Geriatric psychiatry. American Psychiatric Press.

Cita Chicago Style (17a ed.)

Busse, Ewald W., y Dan G. Blazer. Geriatric Psychiatry. Washington: American Psychiatric Press, 1989.

Cita MLA (9a ed.)

Busse, Ewald W., y Dan G. Blazer. Geriatric Psychiatry. American Psychiatric Press, 1989.