Cita APA (7a ed.)

Williams, P. O. (1984). The fall of the Shell (2. Print.). Ballantine Books.

Cita Chicago Style (17a ed.)

Williams, Paul O. The Fall of the Shell. 2. Print. New York: Ballantine Books, 1984.

Cita MLA (9a ed.)

Williams, Paul O. The Fall of the Shell. 2. Print. Ballantine Books, 1984.