00722nam a2200229Ia 4500 CTU_59987 210402s9999 xx 000 0 und d 240000 382.7 V308 Viet Nam Trade Information Center Biểu thuế nhập khẩu ưu đãi ( Song ngữ Việt - Anh ) = The preferential import tariff ( Viêtnamese - English ) Viet Nam Trade Information Center H. Thống kê 2003 foreign trade regulation,tariff law and legislation vietnam Minh Trung tâm Học liệu Trường Đại học Cần Thơ