000 00296nam a2200121Ia 4500
008 230524s9999 xx 000 0 und d
100 _aGoyal, Nishi
245 0 _aSamajik Parivartan Aur Niyantrana
260 _b Vedant Pub.
_aLacknow
_c2015
300 _a148p
650 _aEducation
942 _cREF
999 _c6697
_d6697