Stephen F. Cohen, Bukharin and the Bolshevik Revolution (1974) ch. 8 “The Crises of Moderation”
Sheila Fitzpatrick, “Cultural Revolution as Class War” in Sheila Fitzpatrick ed., Cultural Revolution in Russia, 1928-1931 (1978)
Michal Reiman, The Birth of Stalinism: The USSR on the Eve of the “Second Revolution” (1987)
Alec Nove, An Economic History of the USSR (1992) esp. chs. 7-9.
R. W. Davies, Stephen Wheatcroft and Mark Harrison eds., The Economic Transformation of the Soviet Union, 1913-1945 (1993) esp. ch. 7
Leon Trotsky, The Revolution Betrayed (1936)
Erik Van Ree, The Political Thought of Joseph Stalin (2002) ch. 15"
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