000 00287nam a2200133Ia 4500
005 20250411083032.0
008 250401s9999 xx 000 0 eng d
020 _a8174505121
082 _a500
_bNCE-S
100 _aNCERT
245 0 _aScience (Class-6)
300 _a165p.
942 _2ddc
_cBK
999 _c93
_d93