Books by Kyŏng-nyung Sŏng
P'oyong kukka
P'oyong kukka
Kyunhyŏng sahoe wa punkwŏn kuk
Kyunhyŏng sahoe wa punkwŏn kukka ŭi chŏnmang
Chiyŏk ch'angjo ŭi sahoehak
Chiyŏk ch'angjo ŭi sahoehak
Tongbuga sidae ŭi Hanbando kon
Tongbuga sidae ŭi Hanbando konggan kusang kwa kyunhyŏng palchŏn chŏllyak
Chʻeje pyŏndong ŭi chŏngchʻi s
Chʻeje pyŏndong ŭi chŏngchʻi sahoehak