00538nam a22001817a 450000500170000001000150001702000260003203500140005803700130007208200080008510000190009324500600011226000450017227000760021730000210029370000210031470000210033520230912144416.0  aENG-137931  a9789355016867c540.00  aEN-121463  bDBAD/PUB  a000  aTiwari, sharad  aTextbook of Information technology X/cBy Sharad Tiwari  aNoidabS Chand and company limitedc2013  bNoidae201301aD-92, sector 2minfo@schaandpublishing.comk0120-4682700  a480p.c24cm(Pbk)  aBhargava,Deepak   aDarshana,Rathore