APA Style

Fisher, Roger, Ury, William. (2011). Getting to Yes : Negotiating agreement without giving in . New York: Penguin Books.

Chicago Style

Fisher, Roger, Ury, William. Getting to Yes : Negotiating agreement without giving in. New York: Penguin Books, 2011. Text.

MLA Style

Fisher, Roger, Ury, William. Getting to Yes : Negotiating agreement without giving in. New York: Penguin Books, 2011. Text.

Turabian Style

Fisher, Roger, Ury, William. Getting to Yes : Negotiating agreement without giving in. New York: Penguin Books, 2011. Print.