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010 _a
020 _a8174504753
082 _a371.1
_bS23C
100 _aConstructivist approaches to teaching and learning
110 _a
245 _aConstructivist approaches to teaching and learning
_cedited by Santosh Sharma
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260 _aNew Delhi
_bNCERT
_c2012
300 _a134p.
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690 _aTeaching and learning; Education
700 _aSharma, Santosh ed.
_b
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856 _d
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_bENG
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_d16977