TY  - GEN
AU  - Flynn, Donal J.
TI  - Information systems requirements: determination and analysis 
SN  - 0077093089 (pbk.)
AV  - QA76.9 
PY  - 1998///
CY  - London, New York
PB  - McGraw-Hill
KW  - System analysis
KW  - System design
N1  - Includes bibliographical references and indexes
ER  -