000 00253nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aBhatnagar, Suresh
245 0 _aShiksha Manovighyan
260 _aMeerut
_bIPH
_c2007
300 _a559p.
942 _cBK
999 _c11855
_d11855