00388nam a22001457a 4500020001800000041001300018082001500031100002500046245004400071250001200115260006300127300000900190700002400199700001900223  a9789937774260  aEnglish   a004bMAL-e  aMallik, Lal Krishna   aTextbook of Computer Science Grade XII   a2nd ed.  aKathmandu bHeritage Publishers and Distributors c2081BS   a416p  aSah, Ramesh Prasad   aDangi, Roshan