Columbia subject headings:
Marx, Karl, 1818-1883.
Marx, Karl, 1818-1883. Thesen über Feuerbach.
Harvard subject headings:
Marx, Karl, 1818-1883
Marx, Karl, 1818-1883--Contributions in anthropology.
Philosophical anthropology--History--19th century
Princeton subject headings:
Marx, Karl, 1818-1883--Anthropology.