00944nam a2200277 i 450099100120200970753620020507185128.0951020s1977 us ||| | eng 0201011182b10814899-39ule_instLE01308620ExLDip.to Matematicaeng001.6425AMS 68N25Davis, William S.168019Operating systems :a systematic view /William S. DavisReading, Mass. :Addison-Wesley,c1977xviii, 395 p. :ill. ;24 cm.Includes indexOperating systems.b1081489921-09-0628-06-02991001202009707536LE013 68N DAV21 (1983)12013000038124le013-E0.00-l- 00000.i1092088228-06-02Operating systems878236UNISALENTOle01301-01-95ma -engus 01