00570nam a2200193Ia 4500003000400000005001700004008004100021040000700062041000800069082001600077100002500093245002700118260003700145300000900182650002300191942001300214999001900227952013000246OSt20260331130845.0250729s2012    xx            000 0 und d  cAL  aeng  a370.15 CHIE  aChitra Singh9230745  aEducational technology  aAgrabAggarwal Publicationc2012  a158p  aTechnology9230746  2ddccBED  c238935d238935  00104070aALbALd2025-07-29eManagement Booksg50.00l0o370.15 CHIEpBED04254r2025-07-29 16:57:07v50.00w2025-07-29yBK