1
Jahrbuch Ökologie. 2001 /
Book
...UCA - Environmental problems, man and environment - general aspects...
2
Jahrbuch Ökologie. 2000 : [mit 7 Tabellen] /
Book
...UCA - Environmental problems, man and environment - general aspects...
3
Jahrbuch Ökologie. 1993 /
Book
...UCA - Environmental problems, man and environment - general aspects...
4
Jahrbuch Ökologie ; 1992 /
Book
...UCA - Environmental problems, man and environment - general aspects...