O, Sung--gu
Han mi dong maeng ui mirae wa han guk ui seon taek
Sansung Kyeong Jae Yeon gu so, 2005
 Buku Teks
Han guk jong chi sasang sa: tangun eso haebang kkaji / Han guk, tongyang chong chei sasangsa hakhoe
Baek san seo dang, 2005
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Nam, Dog-woo
Hanguk, gango rul didgo mirae rul boja
Sam Seong Gyong Je Yon Gu So, 2007
 Buku Teks
Mirae rul yonun yoksa: Han-Chung-il i hamkke mandun Tong Asia 3-kuk ui kunhyondaesa
Hangyeorae sinmoonsa, 2005
 Buku Teks
Mirae rul yonun yoksa : han-Chung-il i hamkke mandun Tong Asia 30-kuk ui kunhyon daesa
Han-Chung-il 3-kuk Kondong yoksa
Hangyeoculphan, 2007
 Buku Teks