000 00253nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aMangal, S.K.
245 0 _aBhothik Vighyan Shikshan
260 _aMeerut
_bIPH
_c2006
300 _a390p.
942 _cBK
999 _c11641
_d11641