TY  - BOOK
AU  - Poornachandra, R.
AU  - Sasikala, B.
TI  - Signals and Systems
SN  - 9780070672857
U1  - 621.3822 
PY  - 2010///
CY  - New Delhi
PB  - Tata McGraw-Hill Education
N1  - Includes index
ER  -