Ury William. (1991). Getting Past No: Negotiation With difficult People. Random House Business Books.
Chicagoスタイル(17版)引用形式Ury William. Getting Past No: Negotiation With Difficult People. London: Random House Business Books, 1991.
MLA(9版)引用形式Ury William. Getting Past No: Negotiation With Difficult People. Random House Business Books, 1991.
警告: この引用は必ずしも正確ではありません.