Cita APA (7a ed.)

Lem, E. A., & Cruikshank, M. (2020). Gray matters: Finding meaning in the stories of later life. Rutgers University Press.

Cita Chicago Style (17a ed.)

Lem, Ellyn A., y Margaret Cruikshank. Gray Matters: Finding Meaning in the Stories of Later Life. New Brunswick: Rutgers University Press, 2020.

Cita MLA (8a ed.)

Lem, Ellyn A., y Margaret Cruikshank. Gray Matters: Finding Meaning in the Stories of Later Life. Rutgers University Press, 2020.