| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Defensor pacis | 978-0-231-12355-6 | 2001 | Professor Marsilius of Padua · Marsilius of Padua |
| Ethics, | 978-0-06-046345-8 | 1968 | Philippa Foot · P. T. Geach · John Rawls · G. E. M. Anschombe · Jonathan Harrison · J. J. Smart · Arnold Isenberg, et. al. Colin Strang |
| Reason and Morality | 978-0-226-28876-5 | 1980 | |
| Self-Fulfillment | 978-0-691-14440-5 | 2009 | |
| Social Justice | 978-0-13-815746-3 | 1962 | Kenneth E. Boulding · Paul A Freund · William K. Frankena · Gregory Vlastos |
| The Community of Rights | 978-0-226-28881-9 | 1998 | |
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