TY  - GEN
AU  - Beatty, Joy
TI  - Visual models for software requirements]
T2  - Best practices (microsoft)) by beatty, joy, chen, anthony [paperback(2012/7/23
SN  - 9789350044575
U1  - 005.1068 
PY  - 2012///
CY  - Washington
PB  - Microsoft Press
ER  -