Getting to yes : negotiating agreement without giving in / Roger Fisher and William Ury, with Bruce Patton, editor. Fisher, Roger. 1922-2012. Ury, William. Patton, Bruce. Negotiation. 158.5 FIG On cover: With answers to ten questions people ask. "A Penguin original." 1st ed. published: Boston : Houghton Mifflin, c1981. New York, N.Y. : Penguin Books, 1991. 1991. 1991 Text xix, 200 p. ; http://www.loc.gov/catdir/enhancements/fy1206/91032444-s.html http://www.loc.gov/catdir/enhancements/fy1206/91032444-t.html eng