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022 _28174509673
040 _cDDC
082 _22009
_a330.00
_bNCE-S
100 _4NCERT
245 _aScience : Exemplar Problem class X
_hEnglish
260 _aDelhi:
_bNCERT,
_c2009.
300 _a210p.
651 _2NCERT Books Science
942 _2ddc
_cBOOK