000 00388nam a2200157Ia 4500
008 180323s9999 xx 000 0 und d
082 _a371.3
100 _a   Chitrasen
245 0 _aModern education technology
250 _a1st
260 _aNew Delhi
_bIndian Pub.House
300 _aNot covered syllabus
500 _a1456
650 _aEducational - technology
942 _cBOOK
999 _c7263
_d7263