Fainsod, Merle
How Russia is Ruled
Harvard University Press, 1956
 Buku Teks
Kennan, George F., 1904-
Russia and the West under Lenin and Stalin
An Atlantic Monthly Press Book, 1961
 Buku Teks
Carr, Edward Hallet
Interregnum 1923-1924 : a history of Soviet Russia
Macmillan, 1954
 Buku Teks
Daniels, Robert V
Is Russia reformable?: Change and resistance from Stalin to Gorbachev
Westview Press, 1988
 Buku Teks
Beloff, Max
The foreign policy of Soviet Russia, 1929-1941; Volume 1
Oxford University Press, 1947
 Buku Teks