APA (7th ed.) Citation

Holder, P. A. (1982). The Roman Army in Britain. B.T. Batsford.

Chicago Style (17th ed.) Citation

Holder, P. A. The Roman Army in Britain. London: B.T. Batsford, 1982.

MLA (9th ed.) Citation

Holder, P. A. The Roman Army in Britain. B.T. Batsford, 1982.