Fisher, R. (2007). Getting to Yes: Negotiating Agreement Without Giving In (Audio Book). New Trends Audio Purchased.
Cita Chicago (17th ed.)Fisher, Roger. Getting to Yes: Negotiating Agreement Without Giving In (Audio Book). New Delhi: New Trends Audio Purchased, 2007.
Cita MLA (9th ed.)Fisher, Roger. Getting to Yes: Negotiating Agreement Without Giving In (Audio Book). New Trends Audio Purchased, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.