Cambridge University Press · Princeton University Press
| title | media type | ISBN-13 | year of publica- tion |
|---|---|---|---|
| Beyond the Constitution | Paperback | 978-0-691-02554-4 | 1992 |
| Beyond the Constitution | Hardcover | 978-0-691-07850-2 | 1990 |
| First Things | Paperback | 978-0-691-02247-5 | 1986 |
| Natural Rights and the Right to Choose | " | 978-0-521-60478-9 | 2004 |