TY  - BOOK
AU  - Ziemer, Rodger, E Tranter, William, H. Etal. 
TI  - Signals and systems: continuous and discrete 
SN  - 81-7808-296-9 
U1  - 621.3822 ZIE  
PY  - 2002///
CY  - Pearson education asia 
PB  - Delhi 
KW  - SIGNAL PROCESSING
ER  -