Mayer, R. (2009). How to win any negotiation: Without raising your voice, losing your cool, or coming to blows. Franklin Lakes, NJ: Advantage Quest.
Dyfyniad Arddull ChicagoMayer, Robert. How to Win Any Negotiation: Without Raising Your Voice, Losing Your Cool, or Coming to Blows. Franklin Lakes, NJ: Advantage Quest, 2009.
Dyfyniad MLAMayer, Robert. How to Win Any Negotiation: Without Raising Your Voice, Losing Your Cool, or Coming to Blows. Franklin Lakes, NJ: Advantage Quest, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.