00447nam a2200157Ia 4500008004100000020001500041082001500056100002400071245003700095250000700132260004200139300001800181500001900199600002100218650005000239240925s9999    xx            000 0 und d  a8129700743  a005.43 KER  aKernighan, Brian W. 4aThe Unix Programming Environment  aNA  aSingapore:bPearson educationc,1984.  a399p.bNAfNA  aIncludes Index  aComputer Science  aComputer science, information & general works