Cita APA (7a ed.)

Goss, D. (1990). Communication and the elderly. [s.n.].

Cita Chicago Style (17a ed.)

Goss, Dellvina. Communication and the Elderly. [S.l.]: [s.n.], 1990.

Cita MLA (9a ed.)

Goss, Dellvina. Communication and the Elderly. [s.n.], 1990.