000 00264nam a2200121Ia 4500
008 230321s9999 xx 000 0 und d
082 _a370.15
_bPAT
100 _aPathak,P.C
245 0 _aShiksha Manovigyan
260 _bVinod
_c2004
300 _a588
942 _cBD
999 _c3520
_d3520