000 00280nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aMangal, S.K.
245 0 _aEssentials Of Educational Technology And Management
260 _aMeerut
_bLBD
_c2004
300 _a292p.
942 _cBK
999 _c11355
_d11355