1
Haftung und Versicherung für Umweltschäden aus ökonomischer und juristischer Sicht /
Book
2
Institutions for the earth: sources of effective international environmental protection.
Book
3
Polar politics: creating international environmental regimes.
Book
4
Companion encyclopedia of geography: the environment and humankind.
Book
5
Umweltlexikon.
Book
1993
6
International environmental economics: theories, models and applications to climate change, international trade and acidification.
Book