Andree, R. G. (1971). The art of negotiation: Roels, games, logic. Heath Lexington Books.
Dyfyniad Arddull ChicagoAndree, Robert G. The Art of Negotiation: Roels, Games, Logic. Lexington, Mass: Heath Lexington Books, 1971.
Dyfyniad MLAAndree, Robert G. The Art of Negotiation: Roels, Games, Logic. Heath Lexington Books, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.