000 00258nam a2200109Ia 4500
008 180710s9999 xx 000 0 und d
100 _aRay,G.L.
250 _aII
942 _cBK
245 _aExtension Communication & Management
260 _bKalyani publishers
_c2011
700 _a,
_a,
999 _c376339
_d376339