Cita APA (7a ed.)

Bennett, C. L. (2017). The face of the unknown (First Pocket books paperback edition.). Pocket Books.

Cita Chicago Style (17a ed.)

Bennett, Christopher L. The Face of the Unknown. First Pocket books paperback edition. New York: Pocket Books, 2017.

Cita MLA (8a ed.)

Bennett, Christopher L. The Face of the Unknown. First Pocket books paperback edition. Pocket Books, 2017.

Precaución: Estas citas no son 100% exactas.