Cita APA (7a ed.)

Wright, R. P. (2009). Kidnap for ransom: Resolving the unthinkable. Taylor & Francis, CRC Press.

Cita Chicago Style (17a ed.)

Wright, Richard P. Kidnap for Ransom: Resolving the Unthinkable. Boca Raton, FL [u.a.]: Taylor & Francis, CRC Press, 2009.

Cita MLA (9a ed.)

Wright, Richard P. Kidnap for Ransom: Resolving the Unthinkable. Taylor & Francis, CRC Press, 2009.