Cita APA (7a ed.)

Baker, G. P. (1967). Constantine the Great and the Christian revolution. Barnes and Noble.

Cita Chicago Style (17a ed.)

Baker, G. P. Constantine the Great and the Christian Revolution. New York: Barnes and Noble, 1967.

Cita MLA (9a ed.)

Baker, G. P. Constantine the Great and the Christian Revolution. Barnes and Noble, 1967.