Ellerbrock, J. (2011). Frankl, Viktor Emil. Religion Past and Present online. doi:10.1163/1877-5888_rpp_SIM_07778
芝加哥风格引文Ellerbrock, Jochen. "Frankl, Viktor Emil." Religion Past and Present Online 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_07778.
MLA引文Ellerbrock, Jochen. "Frankl, Viktor Emil." Religion Past and Present Online, 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_07778.
警告：这些引文格式不一定是100％准确.
