Columbia subject headings:
Capitalism--History.
Marxian economics.
Marxian school of sociology.
Space in economics.
Urban economics.
Harvard subject headings:
Capitalism--History
Marxian economics.
Marxian school of sociology.
Space in economics.
Urban economics.
Princeton subject headings:
Capitalism--History.
Marxian economics.
Marxian school of sociology.
Space in economics.
Urban economics.