Cita APA (7a ed.)

Simpson, G. (1964). Britons and the Roman Army: A Study of Wales and the Southern Pennines in the 1st-3rd Centuries. The Gregg Press.

Cita Chicago Style (17a ed.)

Simpson, Grace. Britons and the Roman Army: A Study of Wales and the Southern Pennines in the 1st-3rd Centuries. London: The Gregg Press, 1964.

Cita MLA (9a ed.)

Simpson, Grace. Britons and the Roman Army: A Study of Wales and the Southern Pennines in the 1st-3rd Centuries. The Gregg Press, 1964.