Cita APA (7th ed.)

British Society of Gerontology, ebrary, Inc, Vincent, J. A., Phillipson, C., & Downs, M. (2006). The futures of old age. Sage Publications.

Cita Chicago (17th ed.)

British Society of Gerontology, Inc ebrary, John A. Vincent, Chris Phillipson, i Murna Downs. The Futures of Old Age. London ; Thousand Oaks, Calif.: Sage Publications, 2006.

Cita MLA (9th ed.)

British Society of Gerontology, et al. The Futures of Old Age. Sage Publications, 2006.