00653nam a2200241 a 450000500170000002000180001708200160003510000160005110000240006724500270009125000190011826000500013730000280018750000220021560000080023763000380024585600060028385600060028996400160029599700110031199900190032295200700034120251219160002.0  a9788131754290  a371.33bPAT  aPathak, R.P  aChaudhary, Jagdeesh  aEducational technology  a4th impression  aNoidabPearson India Education servicesc2022  axv, 269 p.c20 cm.bPB.  aIncludes glossary  bc_  aEducation, Educational technology  f_  a_  bcdefg_  a232060  c315760d315760  00104070aPUbPUd2025-03-05g284.00l0o371.33 PATp232060yBK