APA (7th ed.) Citation

Baynes, N. H., & Chadwick, H. (1972). Constantine the Great and the Christian Church (2nd ed. (i.e. 1st ed. reprinted).). Oxford University Press for the British Academy.

Chicago Style (17th ed.) Citation

Baynes, Norman Hepburn, and Henry Chadwick. Constantine the Great and the Christian Church. 2nd ed. (i.e. 1st ed. reprinted). London: Oxford University Press for the British Academy, 1972.

MLA (9th ed.) Citation

Baynes, Norman Hepburn, and Henry Chadwick. Constantine the Great and the Christian Church. 2nd ed. (i.e. 1st ed. reprinted). Oxford University Press for the British Academy, 1972.