Fisher,Roger. (1991). Getting to yes: Negotiating agreement without giving in (NA.). RH Business Books.
Chicago-Zitierstil (17. Ausg.)Fisher,Roger. Getting to Yes: Negotiating Agreement Without Giving in. NA. US: RH Business Books, 1991.
MLA-Zitierstil (9. Ausg.)Fisher,Roger. Getting to Yes: Negotiating Agreement Without Giving in. NA. RH Business Books, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.