000 00234nam a22001097a 4500
082 _a891.43
_bKAS/V
100 _aKASYAP,AASHUTOSH KUMAR
245 _aVIGYAN KI DUNIYA
260 _bBOOK COMPANY,
_c2016
300 _a168p.
942 _cBK
999 _c20256
_d20256