| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Externe: Externalities of Energy | 978-92-827-5210-4 (92-827-5210-0) | 1995 | Commission of the European Communities |
| Externe: Externalities of Energy | 978-92-827-5211-1 (92-827-5211-9) | 1995 | Metroeconomica (Firm) · Commission of the European Communities |