Cita APA (7a ed.)

Barnard, L. (1972). Athenagoras: : a study in second century christian apologetic. Beauchesne.

Cita Chicago Style (17a ed.)

Barnard, L.W. Athenagoras: : A Study in Second Century Christian Apologetic. Paris: Beauchesne, 1972.

Cita MLA (9a ed.)

Barnard, L.W. Athenagoras: : A Study in Second Century Christian Apologetic. Beauchesne, 1972.