000 00301nam a22001337a 4500
008 200111b xxu||||| |||| 00| 0 eng d
082 _a372.83TYA
100 _aTyagi,m.p
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245 _asocial studies teaching
260 _aharhat
300 _a300p
600 _2Education
942 _2ddc
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999 _c26434
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