000 00280nam a2200109Ia 4500
008 230210s9999 xx 000 0 und d
100 _aSharma, R.A.
_918984
245 0 _aEssential of Instructional Technology
260 _bSurya Publication
_c2009
300 _a384
942 _cBK
999 _c118483
_d118483