APA (7th ed.) Citation

Ramsay, W. M. (1954). The church in the Roman empire before A.D. 170 ([5th ed.].). Baker Book House.

Chicago Style (17th ed.) Citation

Ramsay, William Mitchell. The Church in the Roman Empire Before A.D. 170. [5th ed.]. Grand Rapids: Baker Book House, 1954.

MLA (9th ed.) Citation

Ramsay, William Mitchell. The Church in the Roman Empire Before A.D. 170. [5th ed.]. Baker Book House, 1954.