00429nam a2200133Ia 4500 211214s9999 xx 000 0 und d Jayakar Knowledge Resource Centre Moore,Barrington Terror and progress ussr: some sources of change and stability in soviet dictatorship Harvard University Press Cambridge 1954 xvii,261p p. Russia-History 1 38185 38185 0 0 0 0 2 2 2 0000-00-00 0 V58:1:N5 I4 35701 2021-12-30 0000-00-00 1