Cita APA (7a ed.)

Woodhouse, K. W. (1997). Frailty and ageing. [s.n.].

Cita Chicago Style (17a ed.)

Woodhouse, Ken W. Frailty and Ageing. [S.l.]: [s.n.], 1997.

Cita MLA (9a ed.)

Woodhouse, Ken W. Frailty and Ageing. [s.n.], 1997.