Columbia subject headings:
Harvard subject headings:
Knowledge, Theory of.
Lenin, Vladimir Ilʹich, 1870-1924. Materializm i ėmpiriokritit︠s︡izm.
Philosophy, Marxist.
Philosophy, Modern--19th century.
Philosophy, Modern--20th century.
Princeton subject headings:
Knowledge, Theory of.
Lenin, Vladimir Ilʹich, 1870-1924. Materializm i ėmpiriokritit︠s︡izm.
Philosophy, Marxist.
Philosophy, Modern--19th century.
Philosophy, Modern--20th century.