01311nam--2200409---450-9900003673702033160036737USA010036737(ALEPH)000036737USA01003673720010320d1971----km-y0itay0103----baengGB||||||||001yyTime-sharing systemsG.M. Bull and S.F.G. PackhamLondonMc Graw Hill1971X, 139 p.ill.23 cmEuropean computer science series2001European computer science series001.64404BULL,G.M.464361PACKHAM,S.F.G.543854ITsalbcISBD990000367370203316001.644 04 BUL A0003918 CBS001.644 0400106096001.644 04 BUL B0003919 CBS001.644 0400106097001.644 04 BUL C0003920 CBS001.644 0400106098BKSCIPATTY9020010321USA011130PATTY9020010321USA011220PATTY9020010321USA011222ALANDI9020010516USA01103220020403USA011644PATRY9020040406USA011625Time-sharing systems877280UNISA