000 00282nam a2200133Ia 4500
008 230321s9999 xx 000 0 und d
082 _a302.2
_bRAY
100 _aRayudu, C.S.
245 0 _aCommunication
250 _a1st
260 _bHimalaya
_c2017
300 _a166
942 _cBK
999 _c4721
_d4721