TY  - GEN
AU  - Hawryszkiewycz, I. T.
TI  - Introduction to systems analysis and design
SN  - 013488941X
AV  - T57.6 
U1  - 003 20
PY  - 1991///
CY  - New York
PB  - Prentice Hall
KW  - System analysis
N1  - Includes bibliographical references (p. 377-380) and index
ER  -