Columbia subject headings:
Christian ethics--Korea (South)
Christian sociology--Korea (South)
Hyŏn, Yŏng-hak, 1921-
Harvard subject headings:
Christian ethics--Korea (South)
Christian sociology--Korea (South)
Hyŏn, Yŏng-hak, 1921-
Princeton subject headings:
Christian ethics--Korea (South).
Christian sociology--Korea (South).
Hyŏn, Yŏng-hak, 1921-