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Min Ji Sa, 2007
Buku Referensi
Kim, Chin-ho, 1968-, author
Pagijong, 2006
Buku Teks
Nam, Ji Sun, author
Pagijong, 2007
Buku Referensi
Woo, Hyeong Sik, author
Korean Language Plus, 2009
Buku Teks
Kim, Chung Sop, author
Kyung Hee University Press, 2005
Buku Teks