TY  - BOOK
AU  - OPPENHEIM ALAN V
AU  - HAMID NAWAB S
AU  - WILLSKY ALAN S
TI  - SIGNALS AND SYSTEMS
SN  - 9.78812E+13
U1  - 621.382 2 OPP 
CY  - DELHI
KW  - ELECTRONICS
KW  - S AND S
ER  -