TY  - BOOK
AU  - Valacich,Joseph S.
AU  - George,Joey F.
AU  - Hoffer,Jeffrey A.
TI  - Essentials of systems analysis and design
SN  - 9780135069844
U1  - 004.21 V J E 221 
PY  - 2009///
CY  - Upper Saddle River, N.J.
PB  - Pearson Education International, 
KW  - System design
KW  - System analysis
N1  -  Includes bibliographical references and index
ER  -