TY  - BOOK
AU  - MODELL, Martin E
AU  - 
TI  - Professional's guide to systems analysis
T2  - McGraw-Hill software engineering series
SN  - 0071002146
U1  - 004.2 
PY  - 1988///
CY  - NEW YORK
PB  - MCGRAW-HILL
KW  - SYSTEMS ANALYSIS
ER  -