TY  - BOOK
AU  - Crinnion, John.
TI  - Evolutionary systems development: a practical guide to the use of prototyping within a structured systems methodology 
SN  - 0273032607
PY  - 1991///
CY  - London
PB  - Pitman
KW  - System analysis
KW  - Sears List of Subject Headins
KW  - System design
N1  - Includes bibliographical references and index
ER  -