000 00306nam a2200121Ia 4500
999 _c7165
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005 20230408144355.0
008 201007s9999 xx 000 0 und d
100 _aSHARMA,R.A.
245 0 _aINSTRUCTIONAL AND TEACHING TECHNOLOGY
260 _c2004
_aMEERUT
_bR.LALL BOOKS
300 _a503p.
942 _cBK
_2ddc