000 00316nam a2200133Ia 4500
008 211201s2005 xx 000 0 eng d
082 _a371.83
100 _aRAO, V.K.
245 0 _aINSTRUCTIONAL TECHNOLOGY
260 _bAPH PUBLICATION
_aNEW DELHI
_c2005
300 _a276
650 _aEducation
942 _2ddc
_cDOE
999 _c4197
_d4197