Harvey, B. (2008). Tork & Grunt's guide to effective negotiations: Mammoth strategies. Marshall Cavendish Business.
Dyfyniad Arddull ChicagoHarvey, Bob. Tork & Grunt's Guide to Effective Negotiations: Mammoth Strategies. London: Marshall Cavendish Business, 2008.
Dyfyniad MLAHarvey, Bob. Tork & Grunt's Guide to Effective Negotiations: Mammoth Strategies. Marshall Cavendish Business, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.