00281nam a2200097Ia 4500080002000000245006300020260003200083300002700115583001900142650002200161 a09.05.08 C27711 aDiscussion paper on the Global System of Trade Preferences b[CCS]a[Georgetown]GYc1986 a1 v. (various pagings) c10/24/05kJOYD aTRADE PREFERENCES