000 00331nam a2200133Ia 4500
008 211101s2015 xx 000 0 eng d
020 _a9788127268404
082 _a630.715 R 211 E
100 _aRay G.L.
245 0 _aExtension Communication and Management
260 _bKalyani Publishers
_c2015
300 _a358
942 _2ddc
_cBK
999 _c542
_d542