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005 20250508163836.0
008 008 250505s9999 xx 000 0 eng d
020 _a81-261-0665-4
037 _aTextBook
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a371.39, AGA
_qFEDL
100 _aAgarwal Rashmi
245 0 _aEducational technology and conceptual understanding
260 _aNew Delhi, India
_bAnmol Publications
_c2000
300 _aviii,240p
365 _aINR
_b450
650 _aEducational Technology
942 _cTB
_h371.39, AGA
999 _c1385557
_d1385557