TY  - BOOK
AU  - Parthasarathy,Harish
TI  - Textbook of signals and systems
SN  - 9788188237191
U1  - 621.3822 
PY  - 2013///
CY  - NewDelhi
PB  - I.K,International
N1  - “it includes bibliographical references (p.191-177) and index”
ER  -