00806nam--2200289---450-99000332151020331620090930085834.0000332151USA01000332151(ALEPH)000332151USA0100033215120090930d1982----km-y0itay50------baengUS||||||||001yyIntroducing computer securityMichael B. WoodManchesterNCC publications1982131 p.21 cmWOOD,Michael B.304338ITsalbcISBD990003321510203316658.478 WOO10911/CBS658.47800328575BKSCIRSIAV69020090930USA010858Introducing computer security1121311UNISA