Cita APA (7a ed.)

Aday, R. H., Kehoe, G. C., & Farney, L. A. (2006). Impact of senior center friendships on aging women who live alone. [s.n.].

Cita Chicago Style (17a ed.)

Aday, Ronald H., Gayle C. Kehoe, y Lori A. Farney. Impact of Senior Center Friendships on Aging Women Who Live Alone. [S.l.]: [s.n.], 2006.

Cita MLA (9a ed.)

Aday, Ronald H., et al. Impact of Senior Center Friendships on Aging Women Who Live Alone. [s.n.], 2006.