TY  - BOOK
AU  -  Valacich, Joseph S
AU  -  George, Joey F. & Hoffer, Jeffrey A.
TI  - Essentials of systems analysis and design
SN  - 9788120345584
U1  - 004.21 
PY  - 2012///
CY  - New Delhi
PB  - PHI Learning Private Ltd.
KW  - System analysis	
KW  - System design
ER  -