000 00305nam a2200097Ia 4500
082 _a658.45 BECK
245 0 _aMastering communication at work : how to lead, manage, and influence
100 _a Becker, Ethan F. New York, [c.2009]
_914175
942 _cBK
008 210816s9999 xx 000 0 und d
999 _c75929
_d75928