Cita APA (7a ed.)

Jessen, J., Cardiello, F., & Baun, M. M. (1996). Avian companionship in alleviation of depression, loneliness, and low morale of older adults in skilled rehabilitation units. [s.n.].

Cita Chicago Style (17a ed.)

Jessen, Jill, Frank Cardiello, y Mara M. Baun. Avian Companionship in Alleviation of Depression, Loneliness, and Low Morale of Older Adults in Skilled Rehabilitation Units. [S.l.]: [s.n.], 1996.

Cita MLA (9a ed.)

Jessen, Jill, et al. Avian Companionship in Alleviation of Depression, Loneliness, and Low Morale of Older Adults in Skilled Rehabilitation Units. [s.n.], 1996.