00426nam a22001577a 4500003000400000005001700004008004100021020001800062082001800080100001900098245005300117260003100170300001600201653002400217653002700241OSt20221021170644.0221021b        |||||||| |||| 00| 0 eng d  a9788189239244  a371.334bV52T  a Verma, Mahesh  aTechnology in digital educationcby Mahesh Verma  aNew DelhibMurli Lalc2015  avii, 268 p.  aDigital electronics  aEducational technology