TY  - GEN
AU  - Dennis,Alan
AU  - Wixom,Barbara Haley
TI  - Systems analysis design 
SN  - 0471368156
U1  - 004.21 
PY  - 2003///
CY  - New York
PB  - Wiley
KW  - Systemanalys
KW  - Systemutveckling
KW  - System design
UR  - http://www.wiley.com/college/dennis
ER  -