TY  - BOOK
AU  - Oppenheim,Alan V.
AU  - Willsky,Alan S.
AU  - Hamid,with S.
TI  - Signals and systems 
T2  - 2nd edition
SN  - 0138147574 (hardcover)
PY  - 1996///
CY  - New Delhi
PB  - Prentice Hall
N2  - This authoritative book, highly regarded for its intellectual quality and contributions provides a solid foundation and life-long reference for anyone studying the most important methods of modern signal and system analysis. The major changes of the revision are reorganization of chapter material and the addition of a much wider range of difficulties
UR  - http://www.amazon.com/exec/obidos/ASIN/0138147574/chopaconline-20
ER  -