T'ongil Han'guk ŭi kyoyuk pijŏnKim, Ch'ang-hwan (Education researcher), Chang-no Yi · First published 2014Open the Tome
Ch'eje chŏnhwan'guk ŭi kyŏnghŏm kwa Pukhan kyoyuk kaehyŏk panganChang-no Yi · First published 2012Open the Tome
Nambuk kyŏngje hyŏmnyŏk chŏngch'aek kwa silch'ŏn kwajeKŭn-sik Kim, Yŏng-gwan Yun, Chang-no Yi · First published 2009Open the Tome
Hanʼguk chadongchʻa sanŏp ŭi kukche kyŏngjaengnyŏk punsŏk kwa kukchehwa chŏllyakChang-no Yi · First published 1990Open the Tome