Sin ŭn modŭn kot e issŭl su ŏpkie ŏmŏni rŭl mandŭrŏttaSi-hwa Yu, Chʻae-bong Chŏng · First published 1998Open the Tome
Yŏnghon ŭl wihan takkogi supʻŭJack Canfield, Mark Victor Hansen, Si-hwa Yu · First published 1997Open the Tome
Ttakchong polle: Sara innun modun kottul e taehan pyolnan sasaekSi-hwa Yu · First published 1993Open the Tome
Uri nŭn tasi mannagi wihae tʻaeŏ nattaSi-hwa Yu, Mark Victor Hansen · First published 2000Open the Tome