Petras, J. (2003). System in crisis: The dynamics of free market capitalism. Zed.
Chicago-čujuhus (17. p.)Petras, James. System in Crisis: The Dynamics of Free Market Capitalism. London: Zed, 2003.
MLA-čujuhus (9. p.)Petras, James. System in Crisis: The Dynamics of Free Market Capitalism. Zed, 2003.
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