00769nam0-22002891i-450-99000005689040332120041012122933.088-7005-537-X000005689FED01000005689(Aleph)000005689FED0100000568920020821d1982----km-y0itay50------baitay-------001yyIntroduzione al sistema operativo EXEC-8Maria Gini.MilanoCLUP1982117 p.ill.24 cmElaboratori elettroniciSistema EXEC8005.43Gini,MariaITUNINARICAUNIMARCBK99000005689040332113 K 63 271833FINBCFINBCUNINA