TY  - BOOK
AU  - 
TI  - The practical guide to structured systems design
SN  - 0917072170 (pbk.)
AV  - QA76.9.S88 P33
U1  - 003�19 
PY  - 1980///
CY  - New York, N.Y.
PB  - Yourdon Press
KW  - System design
ER  -