000 00648nam a2200193Ia 4500
005 20250508164902.0
008 008 250505s9999 xx 000 0 eng d
037 _aDissertations
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a516.007, NAG/DI
_qFEDL
100 _aNagpal Karishma
_9779432
245 0 _aEffectiveness of computer-aided and activity-oriented instructional program in teaching of three-dimensional geometry at middle school level
260 _c2003
300 _a135p.
546 _aM. Ed. Dissertation (Delhi University)
942 _cDIS
_h516.007, NAG/DI
999 _c1391803
_d1391803