KBS HD Yeaksasel Pheseol
Hyohyung, 2006
Buku Teks
Kim Bong-gun, author
Jihaksa, 2003
Buku Teks
Sawko, F.
London: Applied Science, 1978
Buku Teks
[publisher not identified], [date of publication not identified]
Naskah
[publisher not identified], [date of publication not identified]
Naskah