APA (7th ed.) Citation

Birley, E. (1988). The Roman Army: Papers 1929 - 1986. Gieben.

Chicago Style (17th ed.) Citation

Birley, Eric. The Roman Army: Papers 1929 - 1986. Amsterdam: Gieben, 1988.

MLA (9th ed.) Citation

Birley, Eric. The Roman Army: Papers 1929 - 1986. Gieben, 1988.

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