Cita APA (7a ed.)

Hofstadter, R., & Wallace, M. (1970). American violence: A documentary history. Vintage.

Cita Chicago Style (17a ed.)

Hofstadter, Richard, y Michael Wallace. American Violence: A Documentary History. New York: Vintage, 1970.

Cita MLA (9a ed.)

Hofstadter, Richard, y Michael Wallace. American Violence: A Documentary History. Vintage, 1970.