TY  - BOOK
AU  - Pressman Roger S. 
TI  - Software engineering : a practitioner`s approach
SN  - 13:978-0-07-070113-7 
U1  - 001.642 
PY  - 2012///
CY  - New delhi
PB  -  Tata Mcgraw Hill 
KW  - Engineering
ER  -