Cita APA (7a ed.)

Hornung, R. (1991). One nation under the gun (1. American ed.). Pantheon Books.

Cita Chicago Style (17a ed.)

Hornung, Rick. One Nation Under the Gun. 1. American ed. New York: Pantheon Books, 1991.

Cita MLA (8a ed.)

Hornung, Rick. One Nation Under the Gun. 1. American ed. Pantheon Books, 1991.