TY  - BOOK
AU  - NAGRATH, I. J.
AU  - SHARAN, S. N.
TI  - SIGNALS AND SYSTEMS
SN  - 0074637711
U1  - 621.382 2/NAG/SHA 
PY  - 2005///
CY  - NEW DELHI.
PB  - TATA MCGRAW HILL CO LTD.
ER  -