Nippon Foundation, 2008
Buku Referensi
Hamilton, Feona J.
Gower, 1996
Buku Teks
selected and edited by Irwin Edman
Random House, 1956
Buku Teks
Lenin, Vladimir I.
Foreign Languages Publishing House, 1952
Buku Teks
Lenin, Vladimir I.
Foreign Languages, 1952
Buku Teks