Cita APA (7a ed.)

Best-Martini, E., & Botenhagen-DiGenova, K. A. (2003). Exercise for frail elders. Human Kinetics.

Cita Chicago Style (17a ed.)

Best-Martini, Elizabeth, y Kim A. Botenhagen-DiGenova. Exercise for Frail Elders. Champaign, Illinois: Human Kinetics, 2003.

Cita MLA (9a ed.)

Best-Martini, Elizabeth, y Kim A. Botenhagen-DiGenova. Exercise for Frail Elders. Human Kinetics, 2003.