000 00270nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aGarg, Bawar lal
245 0 _aSamajik Vighyan Shikshan
260 _aAgra
_bVinod Pustak Mandir
_c2007
300 _a276p.
942 _cBK
999 _c11700
_d11700