Columbia subject headings:
Harvard subject headings:
Bioregionalism--Austria--Tyrol.
Bioregionalism--Italy--Trentino-Alto Adige.
Trentino-Alto Adige (Italy)--Foreign economic relations--Austria--Tyrol.
Tyrol (Austria)--Foreign economic relations--Italy--Trentino-Alto Adige.
Princeton subject headings:
Bioregionalism--Austria--Tyrol.
Bioregionalism--Italy--Trentino-Alto Adige.
Trentino-Alto Adige (Italy)--Foreign economic relations--Austria--Tyrol.
Tyrol (Austria)--Foreign economic relations--Italy--Trentino-Alto Adige.