TY  - BOOK
AU  - OPPENHEIM, ALAN V.
AU  - SCHAFER, RONALD W
TI  - DISCRETE - TIME SIGNAL PROCESSING
SN  - 8178082446
U1  - 621.382 2/OPP/SCH 
PY  - 2004///
CY  - SINGAPORE.
PB  - PEARSON EDUCATION PTE LTD.,SINGAPORE
ER  -