000 00303nam a2200133Ia 4500
100 _aSampath .K
365 _bRs . 225 /-
942 _cBK
654 _a
245 _aIntroduction to Educational Technology
260 _aNew Delhi
_bSterling Publishers
_c1990
082 _a371. 3
300 _c22 cms
999 _c376277
_d376277
041 _aeng