TY  - BOOK
AU  - WHITTEN, Jeffrey L
AU  - BENTLEY, Lonnie D
TI  - System analysis and design methods
SN  - 0074639625
U1  - 004.2 
PY  - 1999///
CY  - DELHI
PB  - TATA MCGRAW-HILL
KW  - SYSTEMS ANALYSIS
ER  -