000 00254nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aG.D.Verma & others
245 0 _aVitiye Prebandh 1&2
260 _aN D
_bKalyani
_c2015
300 _a----
942 _cBK
999 _c15062
_d15062