TY  - BOOK
AU  - Babu, Ramesh R and Anandanatarajan R
TI  - Signals and systems
SN  - 9788183712880
AV  - 19056-19060 
U1  - 621.3822320 22
PY  - 2010///
CY  - New Delhi
PB  - Scitech Publications
ER  -