O, Chu-hwan, author
Sangsang Ch'ulp'an, 2011
Buku Teks
So, Hee-won, author
London House Korea, 2007
Buku Referensi
Sangsang Nomo, 2011
Multimedia
Korean Broadcasting System
Sangsang Nomo, 2011
Buku Teks
Ok, Han-sok, author
Hanul books, 2009
Buku Referensi