Columbia subject headings:
Harvard subject headings:
An, Chong-bok, 1712-1791. Tongsa kangmok.
An, Chŏng-bok, 1712-1791
Korea--History--Koryŏ period, 935-1392.
Korea--History--To 935.
Princeton subject headings:
An, Chŏng-bok, 1712-1791. Tongsa kangmok.
Korea--History--Koryŏ period, 935-1392.
Korea--History--To 935.