Cita APA (7th ed.)
Ball, H. (2012). At liberty to die: The battle for death with dignity in America. New York University Press.
Cita Chicago (17th ed.)
Ball, Howard. At Liberty to Die: The Battle for Death with Dignity in America. New York: New York University Press, 2012.
Cita MLA (9th ed.)
Ball, Howard. At Liberty to Die: The Battle for Death with Dignity in America. New York University Press, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.