Dyfyniad APA
Fisher, R., Patton, B., & Ury,William. (2011). Getting to yes: Negotiating agreement without giving in (revised ed.). Randon House.
Dyfyniad Arddull Chicago
Fisher, Roger, Bruce Patton, and Ury,William. Getting to Yes: Negotiating Agreement Without Giving in. revised ed. New York: Randon House, 2011.
Dyfyniad MLA
Fisher, Roger, et al. Getting to Yes: Negotiating Agreement Without Giving in. revised ed. Randon House, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.