TY  - BOOK
AU  - Lucas, Jr., Henry C.
TI  - The analysis  design implementation of information systems
T2  - McGraw-Hill series in management information systems
SN  - 0070389292
U1  - 658.4038 21st ed.
PY  - 1985///
CY  - New York
PB  - McGraw-Hill Book Company
KW  - System design
N1  - Bibliography: p. 483-95 includes index
ER  -