Columbia subject headings:
Cultural property--Economic aspects--France--Congresses.
Nature conservation--Economic aspects--France--Congresses.
Sustainable development--France--Congresses.
Harvard subject headings:
Cultural property--Economic aspects--France--Congresses.
Nature conservation--Economic aspects--France--Congresses.
Sustainable development--Environmental aspects--France--Congresses.
Princeton subject headings:
Cultural property--Economic aspects--France--Congresses.
Nature conservation--Economic aspects--France--Congresses.
Sustainable development--Environmental aspects--France--Congresses.