Petras, J. (2003). System in crisis: The dynamics of free market capitalism. Zed.
Čikaški stil citiranja (17. izdanje)Petras, James. System in Crisis: The Dynamics of Free Market Capitalism. London: Zed, 2003.
MLA način citiranja (9. izdanje)Petras, James. System in Crisis: The Dynamics of Free Market Capitalism. Zed, 2003.
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