Cita APA (7a ed.)

Harvard Business Review. (1991). The art of business negotiation (1a ed.). Harvard University.

Cita Chicago Style (17a ed.)

Harvard Business Review. The Art of Business Negotiation. 1a ed. Usa: Harvard University, 1991.

Cita MLA (9a ed.)

Harvard Business Review. The Art of Business Negotiation. 1a ed. Harvard University, 1991.