APA (7th ed.) Citation

Fisher, R., & Ury, W. (1991). Getting to yes: Negotiating an agreement without giving in (Completely revised new edition.). Business Books Limited.

Chicago Style (17th ed.) Citation

Fisher, Roger, and William Ury. Getting to Yes: Negotiating an Agreement Without Giving in. Completely revised new edition. London: Business Books Limited, 1991.

MLA (9th ed.) Citation

Fisher, Roger, and William Ury. Getting to Yes: Negotiating an Agreement Without Giving in. Completely revised new edition. Business Books Limited, 1991.