TY  - GEN
AU  - Maclean, Roy
AU  - Katz, Simon
AU  - Stepney, Susan
AU  - Smith, Simon
AU  - Tordoff, Nick
AU  - Gradwell, David
AU  - Hoverd, Tim
TI  - Analysing systems 
SN  - 0133014339
U1  - 658.4032 
PY  - 1994///
CY  - New York
PB  - Prentice-Hall
KW  - Systems theory and analysis
ER  -