Laville, J. (2003). PEKEA (Political and Ethical Knowledge on Economics Activities).
Cita Chicago (17th ed.)Laville, Jean-Louis. PEKEA (Political and Ethical Knowledge on Economics Activities). 2003.
Cita MLA (8th ed.)Laville, Jean-Louis. PEKEA (Political and Ethical Knowledge on Economics Activities). 2003.
Atenció: Aquestes cites poden no estar 100% correctes.