Choi, Gweon-Jin, author
Hankuk munhwasa, 2006
Buku Teks
Yonse Taehakkyo Hangugo Haktang pyon
Yonsei University Press, 2009
Buku Teks
Komyunikeisyon Buksu, 2006
Buku Teks
Kbpbook, 2010
Buku Referensi
Mun, Byong-sik, author
Munyerim, 2009
Buku Referensi