Cita APA (7a ed.)

Sheets, D. J., Bradley, D. B., & Hendricks, J. (2006). Enduring questions in gerontology. Springer Pub. Co.

Cita Chicago Style (17a ed.)

Sheets, Debra J., Dana Burr Bradley, y Jon Hendricks. Enduring Questions in Gerontology. New York: Springer Pub. Co, 2006.

Cita MLA (9a ed.)

Sheets, Debra J., et al. Enduring Questions in Gerontology. Springer Pub. Co, 2006.