Kennedy, G. (2004). Essential negotiation. Economist in association with Profile Books.
Cita Chicago (17th ed.)Kennedy, Gavin. Essential Negotiation. London: Economist in association with Profile Books, 2004.
Cita MLA (9th ed.)Kennedy, Gavin. Essential Negotiation. Economist in association with Profile Books, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.