Columbia subject headings:
Parks--New York (State)--New York--Public opinion.
Parks--Security measures--New York (State)--New York--Public opinion.
Public opinion--New York (State)--New York.
Harvard subject headings:
Parks--New York (State)--New York--Public opinion.
Parks--New York (State)--New York--Security measures--Public opinion.
Parks--Security measures--New York (State)--New York--Public opinion.
Public opinion--New York (State)--New York.
Princeton subject headings: