1Tom Rockmore,Kant and Idealism, New Haven: Yale University Press ,2007.
2"The Refutation of Idealism," in G. E. Moore, Philosophical Studies, London : Routledge and Kegan Paul, 1922,1958.
3G. W. Leibniz, Philosophische Schrifien, edited by C. I. Gerhardt,Berlin: Weidmann, 1875 - 1890, IV, pp. 559 - 560.
4"First Introduction to the Science of Knowledge", in J. G. Fichte, The Science of Knowledge, edited and translated by Peter Heath and John Lachs, Cambridge: Cambridge University Press, 1982,pp. 3 - 28.
5Ludwig Feuerbach, Principles of the Philosophy of the Future,Indianapolis: Hackett,1986.
6Manfred Frank,Der unendliche Mangel an Sein. ScheUings Hegelkritik und die Anfange der Marxschen Dialektik, Frankfurt a. M. : Suhrkamp,1975.
7Friedrich Engels, Ludwig Feuerbach and the End of Classical German Philosophy, edited by C. P. Dutt, New York: International Publishers, 1941.
8Karl Korsch,Marxism and Philosophy, London : New Left Books, 1972.
9Georg Lukacs, History and Class Consciousness, translated by Rodney Livingstone, Cambridge : MIT Press, 1971.
10Georg Lukacs, History and Class Consciousness, translated by Rodney Livingstone, Cambridge : MIT Press, 1971.p.83.