Fisher, R., & Ury, W. (1991). Getting to yes: Negotiating an agreement without giving in (Completely revised new edition.). Business Books Limited.
Chicago-referens (17:e uppl.)Fisher, Roger, och William Ury. Getting to Yes: Negotiating an Agreement Without Giving in. Completely revised new edition. London: Business Books Limited, 1991.
MLA-referens (9:e uppl.)Fisher, Roger, och William Ury. Getting to Yes: Negotiating an Agreement Without Giving in. Completely revised new edition. Business Books Limited, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.