Fisher, R. (2000). Để đạt được thoả thuận = Getting to Yes. TP Hồ Chí Minh.
শিকাগো স্টাইলে সাইটেশনFisher, Roger. Để đạt được Thoả Thuận = Getting to Yes. TP Hồ Chí Minh, 2000.
এমএলএ সাইটেশনFisher, Roger. Để đạt được Thoả Thuận = Getting to Yes. TP Hồ Chí Minh, 2000.
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