Christianity in the Roman world
MLA
Markus, Robert Austin. Christianity In the Roman World. New York (N.Y.): Scribner, 1974.
APA
Markus, R. Austin. (1974). Christianity in the Roman world. New York (N.Y.): Scribner.
Chicago
Markus, Robert Austin, Christianity In the Roman World. New York (N.Y.): Scribner, 1974.