TY  - GEN
AU  - Whitten , Jeffrey   L.
AU  - Bentley , Lonnie D .
AU  -  Dittman , Kevin C .
TI  - Systems analysis and design methods
SN  - 0-256-19906-x
U1  - 004.21 
PY  - 1998///
CY  - Boston
PB  - McGrow-Hill
KW  - SYSTEM ANALYSIS
ER  -