Krupskaya, N.K.
Foreign Language Publishing House, 1957
Buku Teks
Kennan, George F., 1904-
An Atlantic Monthly Press Book, 1961
Buku Teks
Oxford University Press, 1951
Buku Teks
Werth, Alexander
Hill and Wang, 1961
Buku Teks
Fischer, Louis
Princeton University Press, 1951
Buku Teks