Stokes, G. (1992). On being old: The psychology of later life. Falmer Press.
Chicago Style aipamenaStokes, Graham. On Being Old: The Psychology of Later Life. London: Falmer Press, 1992.
MLA aipamenaStokes, Graham. On Being Old: The Psychology of Later Life. Falmer Press, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.