000 00253nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aUttam, Manish Chand
245 0 _aRoket Ek Pricahya
260 _aDelhi
_bNCERT
_c1988
300 _a96p.
942 _cBK
999 _c14061
_d14061