Columbia subject headings:
Conservatism.
Industries--Moral and ethical aspects.
Industries--Social aspects.
Liberalism.
Social history.
Socialism.
Harvard subject headings:
Industries--Social aspects
Social ethics.
Social history.
Technology--Social aspects
Princeton subject headings:
Conservatism.
Industries--Moral and ethical aspects.
Industries--Social aspects.
Liberalism.
Social history.
Socialism.