1936, Language, Truth, and Logic, London: Gollancz. (2nd. Edition, 1946.)
1940, The Foundations of Empirical Knowledge, London: Macmillan.
1954, Philosophical Essays, London: Macmillan. (Essays on freedom, phenomenalism, basic propositions, utilitarianism, other minds, the past, ontology.)
1957, The conception of probability as a logical relation, in S. Korner, ed., Observation and Interpretation in the Philosophy of Physics, New York, N.Y.: Dover Publications.
1956, The Problem of Knowledge, London: Macmillan.
1963, The Concept of a Person and other Essays, London: Macmillan. (Essays on truth, privacy and private languages, laws of nature, the concept of a person, probability.)
1967, Has Austin Refuted the Sense-Data Theory? Synthese vol. Xviii, pp. 117–40. (Reprinted in Ayer 1969).
1968, The Origins of Pragmatism, London: Macmillan.
1969, Metaphysics and Common Sense, London: Macmillan. (Essays on knowledge, man as a subject for science, chance, philosophy and politics, existentialism, metaphysics, and a reply to Austin on sense-data theory.)
1971, Russell and Moore: The Analytical Heritage, London: Macmillan.
1972a, Probability and Evidence, London: Macmillan.
1972b, Bertrand Russell, London: Fontana.
1973, The Central Questions of Philosophy, London: Weidenfeld.
1979, Replies, in G. Macdonald, ed., Perception and Identity, London: Macmillan.
1980, Hume, Oxford: Oxford University Press
1982, Philosophy in the Twentieth Century, London: Weidenfeld.
1984, Freedom and Morality and Other Essays, Oxford: Clarendon Press.