APA (7th ed.) Citation

Duff, A. M. (1928). Freedmen in the early roman empire (Rev.and amplified ed.). Clarendon Pr.

Chicago Style (17th ed.) Citation

Duff, Arnold Mackay. Freedmen in the Early Roman Empire. Rev.and amplified ed. Oxford: Clarendon Pr, 1928.

MLA (9th ed.) Citation

Duff, Arnold Mackay. Freedmen in the Early Roman Empire. Rev.and amplified ed. Clarendon Pr, 1928.