000 00393nam a22001457a 4500
999 _c1166
_d1166
003 OSt
008 120907t xxu||||| |||| 00| 0 eng d
082 _a370.024 6 MAN
100 _aMangal,S K
245 _a शैक्षिक तकनीकी/Educational Technology
260 _aLudiana
_bTandon Pub.
_c2002
300 _a332p
650 _aEducational Technology
_970
942 _2ddc
_cGB