(2007). English for international trade: For students specialized in import and export business. Ha Noi: Social larour publishing house.
शिकागो स्टाइल उद्धरणEnglish for International Trade: For Students Specialized in Import and Export Business. Ha Noi: Social larour publishing house, 2007.
एमएलए उद्धरणEnglish for International Trade: For Students Specialized in Import and Export Business. Ha Noi: Social larour publishing house, 2007.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.