Bangert, M. (2011). Helfta. Religion Past and Present online. doi:10.1163/1877-5888_rpp_SIM_09583
Cita Chicago Style (17a ed.)Bangert, Michael. "Helfta." Religion Past and Present Online 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_09583.
Cita MLA (8a ed.)Bangert, Michael. "Helfta." Religion Past and Present Online, 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_09583.
Precaución: Estas citas no son 100% exactas.