Columbia subject headings:
Harvard subject headings:
An, Chŏng-bok, 1712-1791
An, Chŏng-bok, 1712-1791--Knowledge--Civilization, Western.
An, Chŏng-bok, 1712-1791--Knowledge--Education.
Education--Korea--Philosophy--History--18th century.
Korea--Civilization--Western influences.
Princeton subject headings:
An, Chŏng-bok, 1712-1791--Views on religion.
Catholic Church--Korea--History--18th century.
Education--Korea--Philosophy--History.