edited by Anthony Jones, Walter D. Coonnor and David E. Powell
Westview Press, 1991
Buku Teks
Kennan, George F., 1904-
An Atlantic Monthly Press Book, 1961
Buku Teks SO
Werth, Alexander
Hill and Wang, 1961
Buku Teks SO
Fainsod, Merle
Harvard University Press, 1956
Buku Teks SO
Beloff, Max
Oxford University Press, 1947
Buku Teks SO