Columbia subject headings:
Local transit--New York Metropolitan Area.
Harvard subject headings:
Long Island Rail Road.
Manhattan & Bronx Surface Transit Operating Authority.
Metro-North Railroad
Metropolitan Suburban Bus Authority.
New York (State). Metropolitan Transportation Authority--Statistics.
New York (State). Metropolitan Transportation Authority.
New York City Transit Authority.
Staten Island Rapid Transit Operating Authority.
Triborough Bridge and Tunnel Authority.
Princeton subject headings: