000 00289nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aSharma, Yogendra K.
245 0 _aFundamental Aspects Of Educational Technology
260 _aNew Delhi
_bKanishka
_c2008
300 _a454p.
942 _cBK
999 _c14476
_d14476