- Karl Marx (COLECCION ENSAYO) (Spanish Edition) by Berlin, Isaiah, 2007-01-01
- Selected letters: The personal correspondence, 1844-1877 by Karl Marx, 1981
- Karl Marx's Theory of Revolution: (Volume 4) Critique of Other Socialisms by Hal Draper, 1989-12-01
- Grundrisse: Foundations of the Critique of Political Economy (Penguin Classics) by Karl Marx, 1993-11-07
- Karl Marx: Das Kapital (Library Edition) by David Ramsay Steele, 2006-04-15
- The First Writings of Karl Marx by Karl Marx, 2006-07-01
- Marx's Political Writings: The Revolutions of 1848, Surveys from Exile, The First International and After (Vol. 1-3)(Marx's Political Writings) by Karl Marx, 2010-11-30
- A Contribution to the Critique of Political Economy by Karl Marx, 2010-10-14
- The Communist Manifesto by and Engels, Friedrich; Moore, Samuel (Translated by), and Taylor, A. J. P. (Introduction by) Marx Karl, 1967
- Marx by Robert Payne, 1968-01
- Selected Essays - Karl Marx by Karl Marx, 2010-02-15
- Karl Marx and the Close of His System/Bohm-Bawerk's Criticism of Marx by Eugen Von Bohm-Bawerk, 1984-03
- Karl Marx's Grundrisse: Foundations of the Critique of Political Economy 150 Years Later
- From Karl Marx to Jesus Christ by Ignace Lepp, 1959
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