Set theory and its logic
Cambridge (Mass.) 1963. 359 S.
The foundations of mathematics
London 1950. 292 S.
Introduction to mathematical philosophy
London 1948. 208 S.
The principles of mathematics
Cambridge (England) 1903. 534 S.
Philosophy of mathematics
New York 1997. 279 S.
Lectures on the philosophy of mathematics
London 1918. 206 S.
A metaphysics of elementary mathematics
Amherst (Mass.) 1974. 444 S.
An introduction to mathematical thought
Cambridge (England) 1953. 268 S.
The applicability of mathematics as a philosophical problem
London 1998. 215 S.
Foundations of mathematical analysis
Oxford 1997. 349 S.