APA引文

Elton, H., & Elton, H. (1992). Aspects of defence in Roman Europe.

Chicago Style (17th ed.) Citation

Elton, H., and Hugh Elton. Aspects of Defence in Roman Europe. 1992.

MLA引文

Elton, H., and Hugh Elton. Aspects of Defence in Roman Europe. 1992.

警告：這些引文格式不一定是100％准確.