Wu, Hyong-sik, author
Language Plus, 2007
Buku Teks
Myongdo Language Institute, [date of publication not identified]
Buku Teks
Park, Francis Y. T., author
Hollym International , 1984
Buku Teks
Ju, Hyeonj Sik, author
Literature Plus, 2007
Buku Teks
Sri Endah Setia Lestari, author
Kesaint Blanc, 2013
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