TY  - BOOK
AU  - Tilley, Scott
TI  - Systems analysis and design
SN  - 9780357117811
AV  - QA 76.9 .T55 2020
PY  - 2020///
CY  - Boston, Massachussetts 
PB  - Cengage
KW  - System design.
KW  - System analysis.
N1  - Includes bibliographcial references, index, and glossary.
ER  -