000 00266nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aSingh, Gya
245 0 _aPrathamik evam Ucch Sankhiyaki Vidihiya
260 _aMeerut
_bRLB
_c2009
300 _a552p.
942 _cBK
999 _c12578
_d12578