Cita APA (7a ed.)

Barzun, J. (1994). Simple & direct: A rhetoric for writers (Rev. ed.). University of Chicago Press.

Cita Chicago Style (17a ed.)

Barzun, Jacques. Simple & Direct: A Rhetoric for Writers. Rev. ed. Chicago ; London: University of Chicago Press, 1994.

Cita MLA (9a ed.)

Barzun, Jacques. Simple & Direct: A Rhetoric for Writers. Rev. ed. University of Chicago Press, 1994.