TY  - BOOK
AU  - Modell, Martin E.
TI  - PROFESSIONAL'S GUIDE TO SYSTEMS ANALYSIS
SN  - 0070426325
U1  - 003 
PY  - 1988///
CY  - New York
PB  - Mcgraw-Hill
KW  - System Analysis
KW  - System Design
KW  - Computer Software -- Development
ER  -