Getting past no :
Ury, William,
Getting past no : negotiating your way from confrontation to cooperation / William Ury - # Rev. ed. - xv, 189 páginas
0553371312 (rustica)
Negociación
BF637.N4 / U79 1993
Getting past no : negotiating your way from confrontation to cooperation / William Ury - # Rev. ed. - xv, 189 páginas
0553371312 (rustica)
Negociación
BF637.N4 / U79 1993