TY  - GEN
AU  - Valacich, Joseph S.
AU  - George, Jpey F.
AU  - Hoffer, Jeffrey A.
TI  - Essentials of systems analysis and design
SN  - 0131854623
U1  - 004.21 
PY  - 2001///
CY  - New Jersey
PB  - Pearson Education
KW  - SYSTEM ANALYSIS
KW  - SYSTEM DESIGN
ER  -