APA (7th ed.) Citation

Cunliffe, B. W., Felts, S., & Holloway, E. (1975). Rome and the barbarians. The Bodley Head.

Chicago Style (17th ed.) Citation

Cunliffe, Barry W., Shirley Felts, and Edgar Holloway. Rome and the Barbarians. London: The Bodley Head, 1975.

MLA (9th ed.) Citation

Cunliffe, Barry W., et al. Rome and the Barbarians. The Bodley Head, 1975.