APA (7th ed.) Citation

Köpf, U. (2011). Middle Ages. Religion Past and Present online. doi:10.1163/1877-5888_rpp_COM_14256

Chicago Style (17th ed.) Citation

Köpf, Ulrich. "Middle Ages." Religion Past and Present Online 2011, https://doi.org/10.1163/1877-5888_rpp_COM_14256.

MLA (8th ed.) Citation

Köpf, Ulrich. "Middle Ages." Religion Past and Present Online, 2011, https://doi.org/10.1163/1877-5888_rpp_COM_14256.

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