Kim, En-hyong, author
Naramal, 2010
Buku Teks
Seoul Daenakyo Eneokyoyukwon
Maanjinmedia, 2007
Buku Teks
Lee, Hee-jong, author
Gona Chulphansa, 2010
Buku Teks
Seoul National University Language
Moonji Media, 2007
Buku Teks
So, Sang Jun., author
Sin won Pheraim, 2008
Buku Teks