Cita APA (7th ed.)

Petras, J. (2003). System in crisis: The dynamics of free market capitalism. Zed.

Cita Chicago (17th ed.)

Petras, James. System in Crisis: The Dynamics of Free Market Capitalism. London: Zed, 2003.

Cita MLA (9th ed.)

Petras, James. System in Crisis: The Dynamics of Free Market Capitalism. Zed, 2003.