Dostoevsky (1821–1881): A New Biography, New York: Houghton Mifflin, 1931.
The Romantic Exiles: A Nineteenth Century Portrait Gallery, London: Victor Gollancz, 1933.
Karl Marx: A Study in Fanaticism, London: Dent, 1934.
Michael Bakunin, London: Macmillan, 1937.
International Relations Since the Peace Treaties, London: Macmillan, 1937.
The Twenty Years' Crisis, 1919–1939: an Introduction to the Study of International Relations, London: Macmillan, 1939, revised edition, 1946.
Britain: A Study of Foreign Policy from the Versailles Treaty to the Outbreak of War, London; New York: Longmans, Green & Co., 1939.
Conditions of Peace, London: Macmillan, 1942.
Nationalism and After, London: Macmillan, 1945.
The Soviet Impact on the Western World, 1946.
A History of Soviet Russia, London: Macmillan, 1950–1978. Collection of 14 volumes: The Bolshevik Revolution (3 jilid), The Interregnum (1 volume), Socialism in One Country (5 volumes), and The Foundations of a Planned Economy (5 jilid).
The New Society, London: Macmillan, 1951.
German-Soviet Relations Between the Two World Wars, 1919–1939, London: Geoffrey Cumberlege, 1952.
What Is History?, 1961, revised edition ed. R.W. Davies, Harmondsworth: Penguin, 1986.
1917 Before and After, London: Macmillan, 1969; American edition: The October Revolution Before and After, New York: Knopf, 1969.
The Russian Revolution: From Lenin to Stalin (1917–1929), London: Macmillan, 1979.
From Napoleon to Stalin and Other Essays, New York: St. Martin's Press, 1980.
The Twilight of the Comintern, 1930–1935, London: Macmillan, 1982.
