by The Association of Foreign Language Propagation
Moon-Ye Suhlim, 1973
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Revere, Stephen
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TalktomelnKorean
HangulPARK, 2012
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So, Sang-gyu
Sinwon Puraim, 2006
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Horne, Elinor C.
Institute of far Eastern Languages Yale Univesity , 1951
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