TY  - BOOK
AU  - Gustafson, David 
TI  - Software engineering: schaum's out lines 
SN  - 0-07-053101-3 
U1  - 005.3 GUS  
PY  - 2004///
CY  - Tata mcgraw hill 
PB  - New Delhi 
KW  - SOFTWARE ENGINEERING
ER  -