Cita APA (7th ed.)
Noll, P. (1990). In the face of death. Penguin Books.
Cita Chicago (17th ed.)
Noll, Peter. In the Face of Death. New York, N.Y., U.S.A.: Penguin Books, 1990.
Cita MLA (9th ed.)
Noll, Peter. In the Face of Death. Penguin Books, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.