Cita APA (7a ed.)

Ball, H. (2012). At liberty to die: The battle for death with dignity in America. New York University Press.

Cita Chicago Style (17a ed.)

Ball, Howard. At Liberty to Die: The Battle for Death with Dignity in America. New York ; London: New York University Press, 2012.

Cita MLA (9a ed.)

Ball, Howard. At Liberty to Die: The Battle for Death with Dignity in America. New York University Press, 2012.