00294nam a2200097Ia 4500080001900000100002000019245008200039260003600121300002100157583001800178  a09.05.08 C8135  aCornejo, Rafael  aConvergence in the rules of origin spaghetti bowl : a methodological proposal  bIDB-INTALaBuenos AiresARc2007  a[2], 28, [14] p.  c4/22/09kJOYD