Hennig, J. (2008). How to say it: Negotiating to win : key words, phrases, and strategies to close the deal and build lasting relationships. Prentice Hall Press.
Chicago-Zitierstil (17. Ausg.)Hennig, Jim. How to Say It: Negotiating to Win : Key Words, Phrases, and Strategies to Close the Deal and Build Lasting Relationships. New York: Prentice Hall Press, 2008.
MLA-Zitierstil (9. Ausg.)Hennig, Jim. How to Say It: Negotiating to Win : Key Words, Phrases, and Strategies to Close the Deal and Build Lasting Relationships. Prentice Hall Press, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.