Books by Sang-bong O
Kyŏngje t'ŭkku ŭi nodong munje
Kyŏngje t'ŭkku ŭi nodong munje
Kaehyŏk kaebanggi ŭi Pukhan no
Kaehyŏk kaebanggi ŭi Pukhan nodong sijang kwa kyŏngje hyŏmnyŏk
Pukhan nodong sijang ŭi hyŏnhw
Pukhan nodong sijang ŭi hyŏnhwang
Nodong sijang chedo wa kyŏngje
Nodong sijang chedo wa kyŏngjejŏk pulp'yŏngdŭng
Hanʾguk sanŏp ŭi chisik kyŏngj
Hanʾguk sanŏp ŭi chisik kyŏngjaengnyŏk kanghwa pangan
Chungso kiŏp ŭi kogŭp illyŏk h
Chungso kiŏp ŭi kogŭp illyŏk hwakpo pangan