Consolidation and progressive evolution of the norms and principles of international economic development law : note / by the Secretary-General
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English:A_31_172-EN - PDF ; Español:A_31_172-ES - PDF ; Français:A_31_172-FR - PDF ; Русский:A_31_172-RU - PDF ; العربية:A_31_172-AR - PDF ; 中文:A_31_172-ZH - PDF ;