APA (7th ed.) Citation

Webster, G. (1986). The British Celts and their gods under Rome. Batsford.

Chicago Style (17th ed.) Citation

Webster, Graham. The British Celts and Their Gods Under Rome. London: Batsford, 1986.

MLA (9th ed.) Citation

Webster, Graham. The British Celts and Their Gods Under Rome. Batsford, 1986.