Song, Eun Il
Mon i dong, 2007
Buku Teks
Kim, Il Sung, author
Foreign Languages Publishing House, 1984
Buku Teks
Calvesi, Maurizio
Fratelli Fabbri , 1967
Buku Referensi
Dart, Iris Rainer.
A Time Warner, 1992
Buku Teks
Kim, il-sung
Foreign Languages Pub. House, 1981
Buku Teks