Korea Foundation, 1994
Buku Teks
Korean Foundation; editor, Julie Pickering
Koreana Published, 1994
Buku Referensi
Published Park Ki-seok, 2005
Buku Referensi
Sagara, Takuzo
Japan Travel Bureau, 1960
Buku Teks
Kim, Kwang-un, author
Daewansa, 2003
Buku Referensi