000 00469nam a22001817a 4500
003 DBCGL
005 20161206114604.0
008 161206b xxu||||| |||| 00| 0 eng d
020 _a8120715055
040 _aDBCGL
082 _a371.3078
_bDAS / E
100 _aDas, R.C.
245 _aEducational Technology
_ba basic text
_cR.C. Das
260 _aNew Delhi
_bSterling Publishers
_c1993
300 _a242 p
653 _aEducational technology, Education
942 _cBOOK
999 _c747
_d747