TY  - BOOK
AU  - Willsky, Alan.S Oppenheim, Alan.V S.Hamid Nawab
TI  - Signals and systems
SN  - 81-203-1246-5
U1  - 621.3822 OPP 
PY  - 2001///
CY  - NEW DELHI
PB  - PRENTICE HALL
KW  - SIGNALS AND SYSTEMS
ER  -