00561nam a2200193Ia 450000500170000000800410001702000240005804000190008204100120010108200160011310000210012924500600015026000350021030000140024550400500025965000220030965100260033185000100035720240404115417.0131103s9999    xx            000 0 und d  a9.79E+12cRs.295.00  aLoreto College  aEnglish  a005.43bBAC  aBach, Maurice J. 4aThe design of the UNIX operating systemcMaurice J.Bach  aNew DelhibPHI Learning c2008  axiv,471p   aIncludes bibliographical references and index  aOperating systems  aUNIX operating system  aLCLIB