Columbia subject headings:
Fremskridtspartiet.
Fremskrittspartiet.
Right-wing extremists--Political activity--Denmark.
Right-wing extremists--Political activity--Norway.
Harvard subject headings:
Fremskridtspartiet
Fremskrittspartiet.
Right-wing extremists--Political activity--Denmark.
Right-wing extremists--Political activity--Norway.
Princeton subject headings:
Fremskrittspartiet.
Political parties--Denmark.
Political parties--Norway.
Right and left (Political science)--Scandinavia.