TY  - BOOK
AU  - Roy, S.
TI  - Elements of System Analysis & Design / 
U1  - 004.21 
PY  - 2006///
CY  - New Delhi : 
PB  - Gullybaba Publishing House , 
KW  - System Analysis And Design
N1  - Donated By MCA 2005-08 Batch
ER  -