[18] Quality Systems and Standards for a Competitive Edge (drafted by J. Luis Guasch, Jean-Louis Racine, Isabel Sánchez and Makhtar Diop), The International Bank for Reconstruction and Development/The World Bank, 2007.
[18] «Quality Systems and Standards for a Competitive Edge» (de J. Luis Guasch, Jean-Louis Racine, Isabel Sánchez et Makhtar Diop), Banque internationale de reconstruction et de développement/Banque mondiale, 2007.