Cita APA (7a ed.)

Bernhardt, W. (1999). The midnight before Christmas. Ballantine Books.

Cita Chicago Style (17a ed.)

Bernhardt, William. The Midnight Before Christmas. New York: Ballantine Books, 1999.

Cita MLA (9a ed.)

Bernhardt, William. The Midnight Before Christmas. Ballantine Books, 1999.