000 00268 a2200121 4500
020 _a9788126719600
040 _beng.
082 _a82-31 CHA
100 _aChaturvedi, Gyan
_93017
245 _aAlag
260 _aNew Delhi,
_bRajkamal Prakashan:
_c2017.
300 _a312 p.
999 _c5050
_d5045