(2011). Protasius, Saint. Religion Past and Present online. doi:10.1163/1877-5888_rpp_DUM_001002
Citazione stile Chigago Style (17a edizione)"Protasius, Saint." Religion Past and Present Online 2011, https://doi.org/10.1163/1877-5888_rpp_DUM_001002.
Citatione MLA (8a ed.)"Protasius, Saint." Religion Past and Present Online, 2011, https://doi.org/10.1163/1877-5888_rpp_DUM_001002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.