1 "Ficheiro:OECD_200805.jpeg".

Ficheiro:OECD 200805.jpeg

DescriptionOECD 200805.jpeg 中文:深藍為創始員國, 淺藍為後來加入和觀察員國 Date 10 May 2008 (original upload date) Source Transferred from zh.wikipedia to Commons by Shizhao...