00554nam a2200169Ia 4500 16471 20261006004751.0 120911s9999 xx 000 0 und d 0132017563/9780132017565 00421VAL Valacich,JosephS, 16481 Essentials of systems analysis and design / Joseph S Valacich, Joey F George, Jeffrey A Hoffer 3rded UpperSaddleRiver,NJ:PeaRedSportonPrenticeHall,c2006 xxviii,451p:colill;28cm Systemdesign Systemanalysis 15927 16471 16471 0 0 0 0 NU NU 2012-09-11 0 00421VAL 15227 2012-09-11 00:00:00 2012-09-11 OS