000 00279nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aHarold Koontz/ Heinz Weihrich
245 0 _aEssentials of management
250 _a9th
260 _aN.D
_bTata Macgraw Hill
_c2012
942 _cBK
999 _c14280
_d14280