Ramberg, J. (2006). Hiểu & sử dụng tốt Incoterms 2000 = ICC guide to Incoterms 2000: Understanding and practical use. Thống kê.
শিকাগো স্টাইলে সাইটেশনRamberg, Jan. Hiểu & Sử Dụng Tốt Incoterms 2000 = ICC Guide to Incoterms 2000: Understanding and Practical Use. Thống kê, 2006.
এমএলএ সাইটেশনRamberg, Jan. Hiểu & Sử Dụng Tốt Incoterms 2000 = ICC Guide to Incoterms 2000: Understanding and Practical Use. Thống kê, 2006.
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