social science subjects > economics > economic concepts > urban transportation > 1939-1940 New York World's Fair

... > social science subjects > sociology > sociology of organizations, institutions and structure > communities (sociology) > urban and suburban life > urban transportation > 1939-1940 New York World's Fair

... > social science subjects > geography > human geography > regional geography > urban studies > urban transportation > 1939-1940 New York World's Fair

... > social science subjects > geography > human geography > human geography theory > regional geography > urban studies > urban transportation > 1939-1940 New York World's Fair