TY  - BOOK
AU  - Valacich,JosephS,
TI  - Essentials of systems analysis and design / Joseph S Valacich, Joey F George, Jeffrey A Hoffer
SN  - 0132017563/9780132017565
U1  - 00421VAL 
CY  - UpperSaddleRiver,NJ:PeaRedSportonPrenticeHall,c2006
KW  - Systemdesign Systemanalysis
ER  -