TY  - BOOK
AU  - Phillips, Charles L.
AU  -  Parr, John M.
AU  - Riskin, Eve A. 
TI  - Signals, systems and transforms
SN  - 812970269X
AV  - TK 5102.9.P45 2003 
PY  - 2003///
CY  - Singapore
PB  - Pearson education
KW  - Transformations(mathemetics)
KW  - System analysis
KW  - Signal processing-mathematical models
ER  -