Quinn, Joseph Peter (2019). "South Korea". Dalam Demy, Timothy J.; Shaw, Jeffrey M. Religion and Contemporary Politics: A Global Encyclopedia. ABC-CLIO. hlm. 365. ISBN978-1-4408-3933-7. Diakses tanggal 3 June 2020.
South Korea National Statistical Office's 19th Population and Housing Census (2015): "Religion organisations' statistics". Retrieved 20/12/2016
kosis.kr
"성, 연령 및 종교별 인구 - 시군구" [Population by Gender, Age, and Religion - City/Country]. Korean Statistical Information Service (dalam bahasa Korea). 2015. Diakses tanggal 2018-03-17.