Getting to yes : negotiating agreement without giving in /
by Roger Fisher and William Ury, with Bruce Patton, editor.
- 2nd ed.
- New York, N.Y. : Penguin Books, 1991.
- xix, 200 p. ; 20 cm.
On cover: With answers to ten questions people ask. "A Penguin original." 1st ed. published: Boston : Houghton Mifflin, c1981.