Columbia subject headings:
Harvard subject headings:
Alps, Swiss (Switzerland)--Economic conditions.
Economic development--Switzerland--Alps, Swiss.
Regional planning--Switzerland--Alps, Swiss.
Sustainable development--Switzerland--Alps, Swiss.
Princeton subject headings:
Alps, Swiss (Switzerland)--Economic conditions.
Economic development--Switzerland--Alps, Swiss.
Regional planning--Switzerland--Alps, Swiss.
Sustainable development--Switzerland--Alps, Swiss.