Macmillan · Princeton University Press
| title | ISBN-13 | year of publication |
|---|---|---|
| Contemporary Analytic Philosophy | 978-0-02-384840-7 | 1981 |
| Cosmic Understanding | 978-0-691-02059-4 | 1990 |
| Theories of the Universe | 978-0-02-922270-6 | 1965 |
| The Question of Reality | 978-0-691-02091-4 | 1992 |