00511nam a2200157Ia 4500008004100000082001500041100001900056245003900075250000900114260003300123300000600156650006300162942000700225999001500232952010600247150614s9999    xx            000 0 und d  a004  STA-P  aRalph M. Stair  aPrinciples of Information Sysytems  aI ED  bBoyd & Fraser Pub. Co.c1992  a0  aPrinciples of Information Sysytems Ralph M. Stair,Computer  cBK  c3603d3603  00104070aMCKbMCKcA11d2001-09-17g0.00l0o004  STA-Pp3647r2015-06-29 00:00:00w2015-06-29yBK