TY  - BOOK
AU  - Nagrath, I J
AU  - Ranjan, Rakesh
AU  - Sharan, S N
TI  - Signals and systems
SN  - 9780070141094
U1  - 621.3822 NAG 
PY  - 2009///
CY  - New Delhi
PB  - Tata McGraw Hill
KW  - Signals and systems
ER  -