Ruddies, H. (2015). Keller, Adolf. Religion in Geschichte und Gegenwart online. doi:10.1163/2405-8262_rgg4_SIM_11465
Chicago Style (17th ed.) CitationRuddies, H. "Keller, Adolf." Religion in Geschichte Und Gegenwart Online 2015, https://doi.org/10.1163/2405-8262_rgg4_SIM_11465.
MLA (8th ed.) CitationRuddies, H. "Keller, Adolf." Religion in Geschichte Und Gegenwart Online, 2015, https://doi.org/10.1163/2405-8262_rgg4_SIM_11465.
Warning: These citations may not always be 100% accurate.