| 1931 | Dostoevsky, 1821-1881✓ — A New Bibliography | Allen & Unwin, London | Open Library · Open Library |
| 1933 | The Romantic Exiles✓ | penguin books | Open Library |
| 1934 | Karl Marx✓ | J.M. Dent, London | Open Library · Open Library |
| 1936 | Public Opinion as a Safeguard of Peace✓ | R. Clay, [Bungay | Open Library |
| 1937 | Great Britain as a Mediterranean Power✓ | University College, Nottingham | Open Library · WorldCat record |
| 1937 | International Relations Since the Peace Treatiies✓ | Macmillan and co., limited, London | Open Library |
| 1937 | Michael Bakunin✓ | Macmillan, London | Open Library · Open Library |
| 1938 | Karl Marx, a Study in Fanaticism✓ | J. M. Dent & sons, ltd., London | Open Library · Open Library |
| 1939 | Britain | Longmans, Green, London | Open Library |
| 1939 | Propaganda in International Politics✓ | ClarendonPress, Oxford | Open Library · Open Library |
| 1939 | The Twenty Years' Crisis, 1919-1939✓ — An Introduction to the Study of International Relations | Macmillan | Open Library · Open Library |
| 1941 | The Future of International Government✓ | National Peace Council | Open Library |
| 1942 | Conditions of Peace✓ | Macmillan | Open Library · Open Library |
| 1945 | Democracy in International Affairs | [no publisher recorded], [Nottingham | Open Library |
| 1945 | Nationalism and After✓ | Macmillan, London | Open Library · Open Library |
| 1946 | The Soviet Impact on the Western World✓ | Macmillan & co., ltd | Open Library · Open Library |
| 1947 | International Realations Between the Two World Wars 1919-1939 | [no publisher recorded] | Open Library |
| 1947 | International Relations Between the Two World Wars, 1919-39✓ | Macmillan, London | Open Library |
| 1948 | The Moral Foundations for World Order✓ | Social Science Foundation, Univ. of Denver, [Denver] | Open Library · WorldCat record |
| 1950 | Studies in revolution✓ | Macmillan | Open Library · WorldCat record |
| 1950 | The Bolshevik Revolution, 1917-1923✓ | Macmillan, London | Open Library · Open Library |
| 1951 | German-Soviet Relations Between the Two World Wars✓ | baltimore the johns hopkins press | Open Library · Open Library |
| 1951 | History of Soviet Russia, Vol. 1 — The Foundations of a Planned Economy | Macmillan | Open Library |
| 1951 | The New Society | [no publisher recorded] | Open Library |
| 1954 | The Interregnum 1923-1924, a History of Soviet Russia, Volume Four (4)✓ | Ldn, Macmillan | Open Library |
| 1961 | What Is History?✓ | vintage books | Open Library · WorldCat record |
| 1962 | Dostoevsky | Routledge | Open Library |
| 1963 | The Russian Revolution and the Peasant✓ | Proceedings, London | Open Library · WorldCat record |
| 1964 | Socialism In One Country 1924-1926✓ | Macmillan | Open Library · Open Library |
| 1969 | 1917✓ — before and after | Macmillan | Open Library · Open Library |
| 1969 | Bukharin and Preobrazhensky | [no publisher recorded] | Open Library |
| 1969 | Foundations of a Planned Economy, 1926-1929. Volume 1✓ | Palgrave Macmillan | Open Library · Library of Congress record |
| 1969 | The ABC of Communism | [no publisher recorded] | Open Library |
| 1969 | The October Revolution: Before and After✓ | Knopf, New York | Open Library · WorldCat record |
| 1979 | The Russian Revolution✓ | Free Press, New York | Open Library · Library of Congress record |
| 1980 | From Napoleon to Stalin and Other Essays✓ | Macmillan, London | Open Library · Open Library |
| 1982 | The Twilight of Comintern, 1930-1935✓ | Palgrave Macmillan | Open Library |
| 1984 | The Comintern and the Spanish Civil War✓ | Palgrave Macmillan | Open Library · WorldCat record |