Laville, J. (2003). PEKEA (Political and Ethical Knowledge on Economics Activities).
Style de citation Chicago (17e éd.)Laville, Jean-Louis. PEKEA (Political and Ethical Knowledge on Economics Activities). 2003.
Style de citation MLA (8e éd.)Laville, Jean-Louis. PEKEA (Political and Ethical Knowledge on Economics Activities). 2003.
警告：這些引文格式不一定是100％准確.