Fisher, R., Ury, W., & Patton, B. (2011). Getting to yes: Negotiating agreement without giving in (3rd ed., rev. ed.). Penguin.
Cita Chicago Style (17a ed.)Fisher, Roger, William Ury, y Bruce Patton. Getting to Yes: Negotiating Agreement Without Giving in. 3rd ed., rev. ed. New York: Penguin, 2011.
Cita MLA (8a ed.)Fisher, Roger, et al. Getting to Yes: Negotiating Agreement Without Giving in. 3rd ed., rev. ed. Penguin, 2011.
Precaución: Estas citas no son 100% exactas.