APA (7th ed.) Citation

Frenz, H. G. (1989). The honorary arch at Mainz Kastel.

Chicago Style (17th ed.) Citation

Frenz, Hans G. The Honorary Arch at Mainz Kastel. 1989.

MLA (9th ed.) Citation

Frenz, Hans G. The Honorary Arch at Mainz Kastel. 1989.

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