| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Natural Resource and Environmental Economics | 978-0-273-65559-6 (0-273-65559-0) | 2003 | Dr Roger Perman · Dr Michael Common · Dr David Maddison · Dr James Mcgilvray |
| Natural Resource and Environmental Economics | 978-0-582-36876-7 (0-582-36876-6) | 1999 | Dr Roger Perman · Dr James Mcgilvray · Dr Michael Common |
| Natural Resource and Environmental Economics | 978-0-582-25727-6 (0-582-25727-1) | 1996 | Dr Roger Perman · Dr James Mcgilvray |