000 00283nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aSatyanarayana (vvv)
245 0 _aUniversal decimal classification
260 _bEss Ess pub
260 _c1998
365 _b325
942 _cBK
999 _c221495
_d221495