00339nam a2200121Ia 450000500170000008000180001724500740003526000280010930000140013750000070015152000400015858300190019820260716043207.0  a01.02.01 I618  aMERCOSUR : a large area of free trade and integration in the Americas  bIDBaWashingtonUSc199-  a18 leaves  aDC  aOutlines the advantages of MERCOSUR  c3/7/00kM2LMGR