| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Environmental Ethics: Divergence and Convergence | 978-0-07-006180-4 (0-07-006180-7) | 1997 | Richard G. Botzler |
| Environmental Ethics: Divergence and Convergence | 978-0-07-002608-7 (0-07-002608-4) | 1993 | " |
J. A. · J. Armstrong · s. a. · S. Armstrong · S.J. · Susan A. · Susan Armstrong