00442pamaa2200145 4500 0000015655 20100430090000.0 983991510X 005.3 PAL QA76.76.W56 PAL 1996 PALANI The basic approach to DOS, Windows 3.1 and Windows 95 Palani Murugappan. Petaling Jaya: Global Digital Communication, 1996. viii, 150p.; 26cm. Operating systems (Computers)