Lewicki, R. J., & Barry, B. (2011). Essentials of negotiation. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoLewicki, Roy J., và Bruce Barry. Essentials of Negotiation. New York: McGraw-Hill, 2011.
Deismireacht MLALewicki, Roy J., và Bruce Barry. Essentials of Negotiation. New York: McGraw-Hill, 2011.
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