00470    a2200157   4500020001500000082001600015100001900031245010100050260004400151300001900195650002100214650002000235650002200255700001700277700001800294  a8183331203  a004.76bLOT  aLotia, Manahar  aModern computer input devicesbkeyboard, mouse, scannerb installing, upgrading, troubleshooting  aNew DelhibBPB Publicationsc2006g2006  avi,178p.c22cm  aComputer science  aData processing  aInput peripherals  aLotia, Payal  aNair, Pradeep