APA (7th ed.) Citation

Willems, W. J. H., & Enckevort, H. v. (2009). Ulpia Noviomagus, Roman Nijmegen: The Batavian capital at the imperial frontier. JRA.

Chicago Style (17th ed.) Citation

Willems, W. J. H., and Harry van Enckevort. Ulpia Noviomagus, Roman Nijmegen: The Batavian Capital at the Imperial Frontier. Portsmouth, R.I: JRA, 2009.

MLA (9th ed.) Citation

Willems, W. J. H., and Harry van Enckevort. Ulpia Noviomagus, Roman Nijmegen: The Batavian Capital at the Imperial Frontier. JRA, 2009.