TY  - GEN
AU  - Whitten, Jeffrey L.
AU  - Barlow,Victor M.
AU  - Bentley, Lonnie D.
TI  - Systems analysis & design methods
SN  - 0256074933
AV  - QA76.9.S88 
U1  - 003 19
PY  - 1989///
CY  - Homewood, IL
PB  - Irwin
KW  - System analysis
KW  - System design
N1  - Includes bibliographical references
ER  -