00711nam0-22002651i-450-99000050942040332120100216124805.0000050942FED01000050942(Aleph)000050942FED0100005094220020821d1984----km-y0itay50------baitaengy-------001yyGuida al PC-IBMLyle J. Graham, T. FieldMilanoMcGraw-Hill1984Graham,Lyle J.13657Field,T.13658ITUNINARICAUNIMARCBK99000050942040332110 F III 61153 DEDINELDINELGuida al PC-IBM330747UNINA