Kim, Eun Seong
Saebyeokeul yeoneun saramdeul
Puriwaipari, 2008
Buku Teks
Jo, Sin-Yong
Seonggonghaneun Hangugineui 7 Kaji Seubgwan
Hans Media, 2011
Buku Teks
Sin, Sun-chol
Changjo Gyeong Yeong ; han guk kiop saengjon ui yolsa
Ecobook, 2007
Buku Teks
Park, Gwang-Su
Cham seotun saramdeul : 참 서툰 사람들 : always bright! smile again!
Galleon, 2009
Buku Teks
A handbook on North Korea
editor Chong Bong-uk
Naewoe, 1998
Buku Referensi