Kim Sang-gon, haengbok han hakkyo yuk'wae han kyoyuk hyŏksin ŭl mal hadaSang-gon Kim · First published 2011Open the Tome
Kukka enŏji chŏngchʻaek kwa Hanʼguk ŭi chʻŏnyŏn kasŭ sanŏp yŏnʼguSang-gon Kim · First published 2008Open the Tome
Kyeam illok (Hanguk saryo chongso)Kim, Yong., Sun-ŭi Kim, Pyŏng-gon Yi, No Sang-chʻu · First published 1997Open the Tome