TY - BOOK AU - Palmer,Michael. AU - Walters,Michael. TI - Guide to operating system,enhanced edition SN - 139781418837198 AV - QA 76.76 .P35 2007 12319 PY - 2007/// CY - Australia PB - Course technology Cengage learning. KW - 1. Operating Systems. N1 - Includes index ER -