Vietnam chamber of Commerce an Industry. (2011). Vietnam business annual report 2011. Hanoi: Information an Communications.
シカゴスタイル引用形Vietnam chamber of Commerce an Industry. Vietnam Business Annual Report 2011. Hanoi: Information an Communications, 2011.
MLA引用形式Vietnam chamber of Commerce an Industry. Vietnam Business Annual Report 2011. Hanoi: Information an Communications, 2011.
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