Classical Political Economy: Adam Smith, David Ricardo, Samuel Bailey, Karl Marx, Thomas DeQuincey,

Austrian Economics: Carl Menger, Bohm-Bawerk, Mises, Hilferding,

David Ricardo, Principles of Political Economy and Taxation (London: Pelican Books, 1977)

Samuel Bailey, A critical dissertation of the nature, measure and causes of value (1825) Available online

Thomas De Quincy, Measure of Value Available online

Eugen Bohm-Bawerk, The Ultimate Standard of Value (trans. C.W. Macfarlane) Annals of the American Academy of Political and Social Science Volume 5, (1894-95) p. 149-208 Available here

Georg Simmel, A Chapter in the Philosophy of Value Available here

I.I. Rubin, Essays on Marx's Theory of Value Available online

D. F. Ruccio; J. Graham; and J. Amariglio, Notes on Values in "'The Good, the Bad, and the Different': in The Value of Culture: On the Relationship between Economics and Arts, ed. A. Klamer (Amsterdam: Amsterdam University Press, 1996), 44-73.] Available online

Secondary

Subjective and Objective Value Theories (II parts) by R. Johnson Available online - Useful introduction to Austrian School and criticism of Ayn Rand

The Subjectivist Outlook in Economics - Rudolf Hilferding

The Class Structure of Machinery: Notes on the Value Form - Hans-Dieter Bahr (Argues that the genesis of the means of production is in fact the process of mediation of two asymmetrical social subjects)