00789nam0-22003011i-450-99000045563040332120081120102633.00-85012-502-2000045563FED01000045563(Aleph)000045563FED0100004556320020821d1985----km-y0itay50------baenga-------001yyIntroducing SNAK. C E GeeEnglandNCC Publications©1985142 p.ill.19 cmReti di computer001.64'404Gee,K.C. E.339599ITUNINARICAUNIMARCBK99000045563040332110 I 1931233 DISDINELDINELIntroducing SNA334469UNINA