Fisher, R., & Ury, W. (1981). Getting to yes: Negotiating agreement without giving in. Houghton Mifflin.
Chicago Style (17th ed.) CitationFisher, Roger, and William Ury. Getting to Yes: Negotiating Agreement Without Giving in. Boston, Mass. [u.a.]: Houghton Mifflin, 1981.
MLA (9th ed.) CitationFisher, Roger, and William Ury. Getting to Yes: Negotiating Agreement Without Giving in. Houghton Mifflin, 1981.
Warning: These citations may not always be 100% accurate.