TY  - BOOK
AU  - Brock, Rebecca wirfs Winkersion, Brian, & Wiener, Lauren 
TI  - Designing object oriented software 
SN  - 81-203-1050-0 
U1  - 005.3 BRO  
PY  - 2002///
CY  - Prentice hall of india 
PB  - New Delhi 
KW  - SIGNAL PROCESSING
ER  -