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020 _c275
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040 _aBED
082 _a300.7 MAN-S
100 _aMangal, Uma
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245 0 _aसामाजिक विज्ञान शिक्षण
250 _a1st
260 _bArya Book Deopt
_aNew Delhi
_c2011
300 _a528p.
500 _a2332
650 _aFaculty of Education
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942 _cBK
999 _c2332
_d2332