Columbia subject headings:
North Atlantic Region--Defenses--Public opinion.
North Atlantic Treaty Organization--Public opinion.
Public opinion--North Atlantic Region.
Harvard subject headings:
North Atlantic Region--Defenses--Public opinion.
North Atlantic Treaty Organization--Public opinion.
Public opinion--North Atlantic Region.
Princeton subject headings:
North Atlantic Region--Defenses--Public opinion.
North Atlantic Treaty Organization--Public opinion.
Public opinion--North Atlantic Region.