TY - BOOK AU - Dyson,Peter John AU - Norton, Peter TI - Mastering the Norton Utilities SN - 0895885751 : AV - QA76.76.U84 D97 1990 U1 - 005.4/3 20 PY - 1990/// CY - Delhi PB - BPB publications, KW - Norton Utilities KW - Utilities (Computer programs) N1 - "Through Version 4.5; for new & advanced users; covers data security & recovery"--Cover ER -