Columbia subject headings:
Marx, Karl, 1818-1883--Bibliography.
Marx, Karl, 1818-1883--Handbooks, manuals, etc.
Harvard subject headings:
Communism--Handbooks, manuals, etc.
Marx, Karl, 1818-1883--Bibliography.
Marx, Karl, 1818-1883--Handbooks, manuals, etc.
Marxian economics--Handbooks, manuals, etc.
Philosophy, Marxist--Handbooks, manuals, etc.
Princeton subject headings:
Marx, Karl, 1818-1883--Bibliography.
Marx, Karl, 1818-1883--Handbooks, manuals, etc.