TY  - GEN
AU  - Lejk, Mark.                  
AU  - Deeks,David
TI  - An introduction to systems analysis techniques
SN  - 0201797135 (pbk.)
U1  - 003 
PY  - 2002///
CY  - London
PB  - Addison-Wesley
KW  - System analysis
N1  - Includes bibliographical references and index
ER  -