TY  - BOOK
AU  - Poornachandra, S
TI  - Signals And Systems
SN  - 9780070672857
U1  - 621.38223/POO/S 
PY  - 2010///
CY  - New Delhi
PB  - Pearson
KW  - System analysis
KW  - Signal theory (Telecommunication)
ER  -