Blum, E., & Niehoff, M. (2015). Isaak. Religion in Geschichte und Gegenwart online. doi:10.1163/2405-8262_rgg4_COM_10564
Chicago Style (17th ed.) CitationBlum, E., and M. Niehoff. "Isaak." Religion in Geschichte Und Gegenwart Online 2015, https://doi.org/10.1163/2405-8262_rgg4_COM_10564.
MLA (8th ed.) CitationBlum, E., and M. Niehoff. "Isaak." Religion in Geschichte Und Gegenwart Online, 2015, https://doi.org/10.1163/2405-8262_rgg4_COM_10564.
Warning: These citations may not always be 100% accurate.