Dyfyniad APA
Mayberry, G. E. (1993). Successful negotiating. American Management Association.
Dyfyniad Arddull Chicago
Mayberry, Grant E. Successful Negotiating. [Saranac Lake, N.Y.]: American Management Association, 1993.
Dyfyniad MLA
Mayberry, Grant E. Successful Negotiating. American Management Association, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.