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008 240201s2012 xx 000 0 eng d
020 _a8174506543
082 _a500 NCE
245 0 _aSCIENCE - CLASS VII
260 _bNATIONAL COUNCIL OF EDUCATIONAL RESEARCH & TRAINING
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300 _a233
650 _aSCIENCE
942 _2ddc
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