Cita APA (7th ed.)
Mayberry, G. E. (1993). Successful negotiating. American Management Association.
Cita Chicago (17th ed.)
Mayberry, Grant E. Successful Negotiating. [Saranac Lake, N.Y.]: American Management Association, 1993.
Cita MLA (9th ed.)
Mayberry, Grant E. Successful Negotiating. American Management Association, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.