Ury William. (1991). Getting Past No: Negotiation With difficult People. Random House Business Books.
Chicago Style (17. basım) AtıfUry William. Getting Past No: Negotiation With Difficult People. London: Random House Business Books, 1991.
MLA (9th ed.) AtıfUry William. Getting Past No: Negotiation With Difficult People. Random House Business Books, 1991.
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