000 00265nam a2200121Ia 4500
008 230321s9999 xx 000 0 und d
082 _bRAT
100 _aRatna , V.V
245 0 _aMarketing of Services
260 _bWisdom Pub.
_c2005
300 _a346
942 _cBD
999 _c6438
_d6438