Hall, L. [. (1993). Negotiation: Strategies for mutual gain, the basic seminar of the Harvard program on negotiation. Sage Pub.
Dyfyniad Arddull ChicagoHall, Lavinia [ed.]. Negotiation: Strategies for Mutual Gain, the Basic Seminar of the Harvard Program on Negotiation. Newbury Park: Sage Pub, 1993.
Dyfyniad MLAHall, Lavinia [ed.]. Negotiation: Strategies for Mutual Gain, the Basic Seminar of the Harvard Program on Negotiation. Sage Pub, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.