APA (7th ed.) Citation

Drummond, S. K. (1984). The Roman army as a frontier institution in the first and second centuries A. D.

Chicago Style (17th ed.) Citation

Drummond, Steven K. The Roman Army as a Frontier Institution in the First and Second Centuries A. D. 1984.

MLA (9th ed.) Citation

Drummond, Steven K. The Roman Army as a Frontier Institution in the First and Second Centuries A. D. 1984.

Warning: These citations may not always be 100% accurate.