000 00474nam a2200193Ia 4500
003 OSt
005 20251128101514.0
008 250729s2006 xx 000 0 und d
020 _a978-9325976153
040 _cAL
041 _aeng
082 _a371.333 AGGE
100 _aAggarwal J C
_9225233
245 _aEssentials of educational technology:teaching learning
260 _aNew Delhi
_c2006
300 _a463p
650 _aEducation
_9225234
942 _2ddc
_cBED
999 _c236813
_d236813