TY - BOOK AU - Norton,Peter AU - Ashley,Ruth AU - Fernandez,Judi N. TI - Peter Norton's advanced DOS 5 guide SN - 0135296455 U1 - QA/76.76.O63 PY - 1992/// CY - New York PB - Brady Publishing. KW - MS-DOS (Computer file). KW - Norton Utilities (Computer Programs). KW - Operating systems (Computers). KW - PC DOS (Computer file). N1 - Notes Registration no : 25597 ER -