Click to edit Master title styleWafa A. Hosn UNESCWA 2009Click to edit Master text stylesSecond levelThird levelFourth levelFifth level?????? ?????????? ??????????? ????? ?????????? ?????????? ???????

Click to edit Master title styleClick to edit Master text stylesSecond levelThird levelFourth levelFifth levelSystem of Environmental-Economic Accounting for Material Flows (SEEA-MFA)Process leading t