00606nam a22001937a 45000050016000000100014000160200026000300350013000560370013000690820011000821000017000932450138001102600038002482700046002863000030003326500025003626500022003877000003004092010080205235.0  aENG-97718  a9788176567138c225.00  aEN-81250  bDBAD/PUB  a005.43  aJain, Satish  aIT tools and business systems ;cby Satish Jain...[et. al]balso covers syllabus for A 1-R 4 papers of DOEACC 'A' lavel examination /  aNew Delhic2010bBPP Publications  aB-14, Connaught PlacebNew Delhi e110001  axxii, 450 p. c28cm (Pbk)  aComputer programimng  aOperating systems