Columbia subject headings:
Agalev (Political party)
Ecolo (Organization)
Environmental policy--Belgium.
Environmentalists--Political activity--Belgium.
Harvard subject headings:
Agalev (Organization)
Ecolo (Organization)
Environmental policy--Belgium
Environmentalists--Belgium--Political activity.
Princeton subject headings:
Agalev (Political party)
Ecolo (Organization)
Environmental policy--Belgium.
Environmentalists--Belgium--Political activity.