TY  - BOOK
AU  - Longworth,G.
TI  - Introducing SSADM : : version 4 
SN  - 1855541351 (pbk.)
AV  - QA76.9.S84 L66 1992
U1  - 004.21 20
PY  - 1992///
CY  - Manchester, England
PB  - NCC Blackwell
KW  - Electronic data processing
KW  - Structured techniques
KW  - System analysis
KW  - System design
N1  - Includes bibliographical references (p. 169-170) and index
ER  -